@article{article6ebdb5a1,
title   = {Creation of limit cycles in piecewise smooth vector fields tangent to nested tori},
author = {Carvalho, Tiago de and Gonçalves, Luiz Fernando},
year = {2021},
doi = {10.1007/s12346-021-00491-9},
journal   = {Qualitative Theory of Dynamical Systems}
}