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Artigo de periodico
Limit cycles in piecewise quadratic Kolmogorov systems (2026)
Cruz, Leonardo Pereira Costa da ; Oliveira, Regilene Delazari dos Santos ; Torregrosa, Joan
Source: Communications in Nonlinear Science and Numerical Simulation. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, TEORIA DA BIFURCAÇÃO, SISTEMAS DINÂMICOS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
CRUZ, Leonardo Pereira Costa da e OLIVEIRA, Regilene Delazari dos Santos e TORREGROSA, Joan. Limit cycles in piecewise quadratic Kolmogorov systems. Communications in Nonlinear Science and Numerical Simulation, v. 152, n. Ja 2026, p. 1-16, 2026Tradução . . Disponível em: https://doi.org/10.1016/j.cnsns.2025.109285. Acesso em: 08 out. 2025.
APA
Cruz, L. P. C. da, Oliveira, R. D. dos S., & Torregrosa, J. (2026). Limit cycles in piecewise quadratic Kolmogorov systems. Communications in Nonlinear Science and Numerical Simulation, 152( Ja 2026), 1-16. doi:10.1016/j.cnsns.2025.109285
NLM
Cruz LPC da, Oliveira RD dos S, Torregrosa J. Limit cycles in piecewise quadratic Kolmogorov systems [Internet]. Communications in Nonlinear Science and Numerical Simulation. 2026 ; 152( Ja 2026): 1-16.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.cnsns.2025.109285
Vancouver
Cruz LPC da, Oliveira RD dos S, Torregrosa J. Limit cycles in piecewise quadratic Kolmogorov systems [Internet]. Communications in Nonlinear Science and Numerical Simulation. 2026 ; 152( Ja 2026): 1-16.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.cnsns.2025.109285
Artigo de periodico
Topological equivalence at infinity of a planar vector field and its principal part defined through Newton polytope (2024)
Dalbelo, Thaís Maria ; Oliveira, Regilene Delazari dos Santos ; Perez, Otavio Henrique
Source: Journal of Differential Equations. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, GEOMETRIA ALGÉBRICA REAL
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
DALBELO, Thaís Maria e OLIVEIRA, Regilene Delazari dos Santos e PEREZ, Otavio Henrique. Topological equivalence at infinity of a planar vector field and its principal part defined through Newton polytope. Journal of Differential Equations, v. No 2024, p. 230-253, 2024Tradução . . Disponível em: https://doi.org/10.1016/j.jde.2024.06.028. Acesso em: 08 out. 2025.
APA
Dalbelo, T. M., Oliveira, R. D. dos S., & Perez, O. H. (2024). Topological equivalence at infinity of a planar vector field and its principal part defined through Newton polytope. Journal of Differential Equations, No 2024, 230-253. doi:10.1016/j.jde.2024.06.028
NLM
Dalbelo TM, Oliveira RD dos S, Perez OH. Topological equivalence at infinity of a planar vector field and its principal part defined through Newton polytope [Internet]. Journal of Differential Equations. 2024 ; No 2024 230-253.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.jde.2024.06.028
Vancouver
Dalbelo TM, Oliveira RD dos S, Perez OH. Topological equivalence at infinity of a planar vector field and its principal part defined through Newton polytope [Internet]. Journal of Differential Equations. 2024 ; No 2024 230-253.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.jde.2024.06.028
Artigo de periodico
Dynamics of a generalized rayleigh system (2024)
Baldissera, Maíra Duran ; Llibre, Jaume ; Oliveira, Regilene Delazari dos Santos
Source: Differential Equations and Dynamical Systems. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, SISTEMAS DINÂMICOS
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ABNT
BALDISSERA, Maíra Duran e LLIBRE, Jaume e OLIVEIRA, Regilene Delazari dos Santos. Dynamics of a generalized rayleigh system. Differential Equations and Dynamical Systems, v. 32, n. 3, p. 933-941, 2024Tradução . . Disponível em: https://doi.org/10.1007/s12591-022-00604-z. Acesso em: 08 out. 2025.
APA
Baldissera, M. D., Llibre, J., & Oliveira, R. D. dos S. (2024). Dynamics of a generalized rayleigh system. Differential Equations and Dynamical Systems, 32( 3), 933-941. doi:10.1007/s12591-022-00604-z
NLM
Baldissera MD, Llibre J, Oliveira RD dos S. Dynamics of a generalized rayleigh system [Internet]. Differential Equations and Dynamical Systems. 2024 ; 32( 3): 933-941.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s12591-022-00604-z
Vancouver
Baldissera MD, Llibre J, Oliveira RD dos S. Dynamics of a generalized rayleigh system [Internet]. Differential Equations and Dynamical Systems. 2024 ; 32( 3): 933-941.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s12591-022-00604-z
Artigo de periodico
The interplay among the topological bifurcation diagram, integrability and geometry for the family QSH(D) (2023)
Mota, Marcos Coutinho ; Oliveira, Regilene Delazari dos Santos ; Travaglini, Ana Maria
Source: Geometriae Dedicata. Unidade: ICMC
Subjects: EQUAÇÕES DIFERENCIAIS ORDINÁRIAS, TEORIA DA BIFURCAÇÃO, CURVAS ALGÉBRICAS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
MOTA, Marcos Coutinho e OLIVEIRA, Regilene Delazari dos Santos e TRAVAGLINI, Ana Maria. The interplay among the topological bifurcation diagram, integrability and geometry for the family QSH(D). Geometriae Dedicata, v. 217, n. 6, p. 1-42, 2023Tradução . . Disponível em: https://doi.org/10.1007/s10711-023-00827-6. Acesso em: 08 out. 2025.
APA
Mota, M. C., Oliveira, R. D. dos S., & Travaglini, A. M. (2023). The interplay among the topological bifurcation diagram, integrability and geometry for the family QSH(D). Geometriae Dedicata, 217( 6), 1-42. doi:10.1007/s10711-023-00827-6
NLM
Mota MC, Oliveira RD dos S, Travaglini AM. The interplay among the topological bifurcation diagram, integrability and geometry for the family QSH(D) [Internet]. Geometriae Dedicata. 2023 ; 217( 6): 1-42.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s10711-023-00827-6
Vancouver
Mota MC, Oliveira RD dos S, Travaglini AM. The interplay among the topological bifurcation diagram, integrability and geometry for the family QSH(D) [Internet]. Geometriae Dedicata. 2023 ; 217( 6): 1-42.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s10711-023-00827-6
Artigo de periodico
Characterization and bifurcation diagram of the family of quadratic differential systems with an invariant ellipse in terms of invariant polynomials (2022)
Oliveira, Regilene Delazari dos Santos ; Rezende, Alex Carlucci ; Schlomiuk, Dana ; Vulpe, Nicolae
Source: Revista Matemática Complutense. Unidade: ICMC
Subjects: TEORIA DAS SINGULARIDADES, TEORIA QUALITATIVA, INVARIANTES
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
OLIVEIRA, Regilene Delazari dos Santos et al. Characterization and bifurcation diagram of the family of quadratic differential systems with an invariant ellipse in terms of invariant polynomials. Revista Matemática Complutense, v. 35, n. 2, p. 361-413, 2022Tradução . . Disponível em: https://doi.org/10.1007/s13163-021-00398-8. Acesso em: 08 out. 2025.
APA
Oliveira, R. D. dos S., Rezende, A. C., Schlomiuk, D., & Vulpe, N. (2022). Characterization and bifurcation diagram of the family of quadratic differential systems with an invariant ellipse in terms of invariant polynomials. Revista Matemática Complutense, 35( 2), 361-413. doi:10.1007/s13163-021-00398-8
NLM
Oliveira RD dos S, Rezende AC, Schlomiuk D, Vulpe N. Characterization and bifurcation diagram of the family of quadratic differential systems with an invariant ellipse in terms of invariant polynomials [Internet]. Revista Matemática Complutense. 2022 ; 35( 2): 361-413.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s13163-021-00398-8
Vancouver
Oliveira RD dos S, Rezende AC, Schlomiuk D, Vulpe N. Characterization and bifurcation diagram of the family of quadratic differential systems with an invariant ellipse in terms of invariant polynomials [Internet]. Revista Matemática Complutense. 2022 ; 35( 2): 361-413.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s13163-021-00398-8
Artigo de periodico
Simultaneous bifurcation of limit cycles and critical periods (2022)
Oliveira, Regilene Delazari dos Santos ; Sánchez-Sánchez, Iván ; Torregrosa, Joan
Source: Qualitative Theory of Dynamical Systems. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, TEORIA DA BIFURCAÇÃO, SOLUÇÕES PERIÓDICAS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
OLIVEIRA, Regilene Delazari dos Santos e SÁNCHEZ-SÁNCHEZ, Iván e TORREGROSA, Joan. Simultaneous bifurcation of limit cycles and critical periods. Qualitative Theory of Dynamical Systems, v. 21, n. 1, p. 1-35, 2022Tradução . . Disponível em: https://doi.org/10.1007/s12346-021-00546-x. Acesso em: 08 out. 2025.
APA
Oliveira, R. D. dos S., Sánchez-Sánchez, I., & Torregrosa, J. (2022). Simultaneous bifurcation of limit cycles and critical periods. Qualitative Theory of Dynamical Systems, 21( 1), 1-35. doi:10.1007/s12346-021-00546-x
NLM
Oliveira RD dos S, Sánchez-Sánchez I, Torregrosa J. Simultaneous bifurcation of limit cycles and critical periods [Internet]. Qualitative Theory of Dynamical Systems. 2022 ; 21( 1): 1-35.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s12346-021-00546-x
Vancouver
Oliveira RD dos S, Sánchez-Sánchez I, Torregrosa J. Simultaneous bifurcation of limit cycles and critical periods [Internet]. Qualitative Theory of Dynamical Systems. 2022 ; 21( 1): 1-35.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s12346-021-00546-x
Artigo de periodico
First-order perturbation for multi-parameter center families (2022)
Itikawa, Jackson ; Oliveira, Regilene Delazari dos Santos ; Torregrosa, Joan
Source: Journal of Differential Equations. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, TEORIA DA BIFURCAÇÃO, SISTEMAS DINÂMICOS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
ITIKAWA, Jackson e OLIVEIRA, Regilene Delazari dos Santos e TORREGROSA, Joan. First-order perturbation for multi-parameter center families. Journal of Differential Equations, v. 309, p. 291-310, 2022Tradução . . Disponível em: https://doi.org/10.1016/j.jde.2021.11.035. Acesso em: 08 out. 2025.
APA
Itikawa, J., Oliveira, R. D. dos S., & Torregrosa, J. (2022). First-order perturbation for multi-parameter center families. Journal of Differential Equations, 309, 291-310. doi:10.1016/j.jde.2021.11.035
NLM
Itikawa J, Oliveira RD dos S, Torregrosa J. First-order perturbation for multi-parameter center families [Internet]. Journal of Differential Equations. 2022 ; 309 291-310.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.jde.2021.11.035
Vancouver
Itikawa J, Oliveira RD dos S, Torregrosa J. First-order perturbation for multi-parameter center families [Internet]. Journal of Differential Equations. 2022 ; 309 291-310.[citado 2025 out. 08 ] Available from: https://doi.org/10.1016/j.jde.2021.11.035
Artigo de periodico
On the limit cycle of a Belousov-Zhabotinsky differential systems (2022)
Llibre, Jaume ; Oliveira, Regilene Delazari dos Santos
Source: Mathematical Methods in the Applied Sciences. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, SOLUÇÕES PERIÓDICAS, SISTEMAS DIFERENCIAIS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
LLIBRE, Jaume e OLIVEIRA, Regilene Delazari dos Santos. On the limit cycle of a Belousov-Zhabotinsky differential systems. Mathematical Methods in the Applied Sciences, v. 45, n. Ja 2022, p. 579-584, 2022Tradução . . Disponível em: https://doi.org/10.1002/mma.7798. Acesso em: 08 out. 2025.
APA
Llibre, J., & Oliveira, R. D. dos S. (2022). On the limit cycle of a Belousov-Zhabotinsky differential systems. Mathematical Methods in the Applied Sciences, 45( Ja 2022), 579-584. doi:10.1002/mma.7798
NLM
Llibre J, Oliveira RD dos S. On the limit cycle of a Belousov-Zhabotinsky differential systems [Internet]. Mathematical Methods in the Applied Sciences. 2022 ; 45( Ja 2022): 579-584.[citado 2025 out. 08 ] Available from: https://doi.org/10.1002/mma.7798
Vancouver
Llibre J, Oliveira RD dos S. On the limit cycle of a Belousov-Zhabotinsky differential systems [Internet]. Mathematical Methods in the Applied Sciences. 2022 ; 45( Ja 2022): 579-584.[citado 2025 out. 08 ] Available from: https://doi.org/10.1002/mma.7798
Artigo de periodico
Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability (2021)
Oliveira, Regilene Delazari dos Santos ; Schlomiuk, Dana ; Travaglini, Ana Maria ; Valls, Claudia
Source: Electronic Journal of Qualitative Theory of Differential Equations. Unidade: ICMC
Subjects: SINGULARIDADES, TEORIA QUALITATIVA, INVARIANTES
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
OLIVEIRA, Regilene Delazari dos Santos et al. Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability. Electronic Journal of Qualitative Theory of Differential Equations, v. 2021, n. 45, p. 1-90, 2021Tradução . . Disponível em: https://doi.org/10.14232/ejqtde.2021.1.45. Acesso em: 08 out. 2025.
APA
Oliveira, R. D. dos S., Schlomiuk, D., Travaglini, A. M., & Valls, C. (2021). Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability. Electronic Journal of Qualitative Theory of Differential Equations, 2021( 45), 1-90. doi:10.14232/ejqtde.2021.1.45
NLM
Oliveira RD dos S, Schlomiuk D, Travaglini AM, Valls C. Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability [Internet]. Electronic Journal of Qualitative Theory of Differential Equations. 2021 ; 2021( 45): 1-90.[citado 2025 out. 08 ] Available from: https://doi.org/10.14232/ejqtde.2021.1.45
Vancouver
Oliveira RD dos S, Schlomiuk D, Travaglini AM, Valls C. Geometry, integrability and bifurcation diagrams of a family of quadratic differential systems as application of the Darboux theory of integrability [Internet]. Electronic Journal of Qualitative Theory of Differential Equations. 2021 ; 2021( 45): 1-90.[citado 2025 out. 08 ] Available from: https://doi.org/10.14232/ejqtde.2021.1.45
Artigo de periodico
Structurally unstable quadratic vector fields of codimension two: families possessing either a cusp point or two finite saddle-nodes (2021)
Artés, Joan C; Oliveira, Regilene Delazari dos Santos ; Rezende, Alex Carlucci
Source: Journal of Dynamics and Differential Equations. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, EQUAÇÕES NÃO LINEARES, SISTEMAS NÃO LINEARES
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
ARTÉS, Joan C e OLIVEIRA, Regilene Delazari dos Santos e REZENDE, Alex Carlucci. Structurally unstable quadratic vector fields of codimension two: families possessing either a cusp point or two finite saddle-nodes. Journal of Dynamics and Differential Equations, v. 33, n. 4, p. 1779-1821, 2021Tradução . . Disponível em: https://doi.org/10.1007/s10884-020-09871-2. Acesso em: 08 out. 2025.
APA
Artés, J. C., Oliveira, R. D. dos S., & Rezende, A. C. (2021). Structurally unstable quadratic vector fields of codimension two: families possessing either a cusp point or two finite saddle-nodes. Journal of Dynamics and Differential Equations, 33( 4), 1779-1821. doi:10.1007/s10884-020-09871-2
NLM
Artés JC, Oliveira RD dos S, Rezende AC. Structurally unstable quadratic vector fields of codimension two: families possessing either a cusp point or two finite saddle-nodes [Internet]. Journal of Dynamics and Differential Equations. 2021 ; 33( 4): 1779-1821.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s10884-020-09871-2
Vancouver
Artés JC, Oliveira RD dos S, Rezende AC. Structurally unstable quadratic vector fields of codimension two: families possessing either a cusp point or two finite saddle-nodes [Internet]. Journal of Dynamics and Differential Equations. 2021 ; 33( 4): 1779-1821.[citado 2025 out. 08 ] Available from: https://doi.org/10.1007/s10884-020-09871-2
Artigo de periodico
Quadratic systems with an invariant algebraic curve of degree 3 and a Darboux invariant (2021)
Llibre, Jaume ; Oliveira, Regilene Delazari dos Santos ; Rodrigues, Camila Aparecida Benedito
Source: Electronic Journal of Differential Equations. Unidade: ICMC
Subjects: TEORIA QUALITATIVA, EQUAÇÕES NÃO LINEARES, SISTEMAS NÃO LINEARES, TEORIA DA BIFURCAÇÃO, INVARIANTES
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
LLIBRE, Jaume e OLIVEIRA, Regilene Delazari dos Santos e RODRIGUES, Camila Aparecida Benedito. Quadratic systems with an invariant algebraic curve of degree 3 and a Darboux invariant. Electronic Journal of Differential Equations, v. 69, p. 1-52, 2021Tradução . . Disponível em: https://ejde.math.txstate.edu/. Acesso em: 08 out. 2025.
APA
Llibre, J., Oliveira, R. D. dos S., & Rodrigues, C. A. B. (2021). Quadratic systems with an invariant algebraic curve of degree 3 and a Darboux invariant. Electronic Journal of Differential Equations, 69, 1-52. Recuperado de https://ejde.math.txstate.edu/
NLM
Llibre J, Oliveira RD dos S, Rodrigues CAB. Quadratic systems with an invariant algebraic curve of degree 3 and a Darboux invariant [Internet]. Electronic Journal of Differential Equations. 2021 ; 69 1-52.[citado 2025 out. 08 ] Available from: https://ejde.math.txstate.edu/
Vancouver
Llibre J, Oliveira RD dos S, Rodrigues CAB. Quadratic systems with an invariant algebraic curve of degree 3 and a Darboux invariant [Internet]. Electronic Journal of Differential Equations. 2021 ; 69 1-52.[citado 2025 out. 08 ] Available from: https://ejde.math.txstate.edu/
Artigo de periodico
On the Abel differential equations of third kind (2020)
Oliveira, Regilene Delazari dos Santos ; Valls, Claudia
Source: Discrete and Continuous Dynamical Systems : Series B. Unidade: ICMC
Subjects: SISTEMAS DINÂMICOS, EQUAÇÕES DIFERENCIAIS
A citação é gerada automaticamente e pode não estar totalmente de acordo com as normas
ABNT
OLIVEIRA, Regilene Delazari dos Santos e VALLS, Claudia. On the Abel differential equations of third kind. Discrete and Continuous Dynamical Systems : Series B, v. 25, n. 5, p. 1821-1834, 2020Tradução . . Disponível em: https://doi.org/10.3934/dcdsb.2020004. Acesso em: 08 out. 2025.
APA
Oliveira, R. D. dos S., & Valls, C. (2020). On the Abel differential equations of third kind. Discrete and Continuous Dynamical Systems : Series B, 25( 5), 1821-1834. doi:10.3934/dcdsb.2020004
NLM
Oliveira RD dos S, Valls C. On the Abel differential equations of third kind [Internet]. Discrete and Continuous Dynamical Systems : Series B. 2020 ; 25( 5): 1821-1834.[citado 2025 out. 08 ] Available from: https://doi.org/10.3934/dcdsb.2020004
Vancouver
Oliveira RD dos S, Valls C. On the Abel differential equations of third kind [Internet]. Discrete and Continuous Dynamical Systems : Series B. 2020 ; 25( 5): 1821-1834.[citado 2025 out. 08 ] Available from: https://doi.org/10.3934/dcdsb.2020004

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