@article{article9235b710,
title   = {Singular perturbation of a planar saddle-node boundary equilibrium},
author = {Carvalho, Tiago de and Cunha, Jackson and Perez, Otavio Henrique},
year = {2026},
doi = {10.1016/j.jde.2025.113902},
journal   = {Journal of Differential Equations}
}