Werner M. Seiler, Matthias Seiß, “Singular initial value problems for scalar quasi-linear ordinary differential equations”, Journal of Differential Equations, 281, 2021, 258
Henrique M. Oliveira, “Bifurcation equations for periodic orbits of implicit discrete dynamical systems”, Nonlinear Dyn, 91, no. 1, 2018, 387
Alexey Davydov, “Normal forms of linear second order partial differential equations on the plane”, Sci. China Math., 61, no. 11, 2018, 1947
E. S. Zhukovskiy, I. D. Serova, “On a Control Problem for a System of Implicit Differential Equations”, Differencialʹnye uravneniâ, 59, no. 9, 2023, 1283
Robert A. Van Gorder, “Optimal homotopy analysis and control of error for implicitly defined fully nonlinear differential equations”, Numer Algor, 81, no. 1, 2019, 181
Bruno D. Lopes, Paulo R. da Silva, Marco A. Teixeira, “Piecewise Implicit Differential Systems”, J Dyn Diff Equat, 29, no. 4, 2017, 1519
Gabriel Thomas, “The complex viewpoint for transverse impasse points of quasi-linear differential equations”, Journal of Differential Equations, 260, no. 2, 2016, 1430
R. A. Chertovskih, A. O. Remizov, “On Pleated Singular Points of First-Order Implicit Differential Equations”, J Dyn Control Syst, 20, no. 2, 2014, 197
J. W. Bruce, F. Tari, “Frame and direction mappings for surfaces in ℝ3”, Proceedings of the Royal Society of Edinburgh: Section A Mathematics, 149, no. 03, 2019, 795
A. O. Remizov, F. Tari, “Singularities of the geodesic flow on surfaces with pseudo-Riemannian metrics”, Geom Dedicata, 185, no. 1, 2016, 131