1.
Agakhanova Y, Nikachev A, Oblasova I. On Codimension 3 Singular Points of First-order Implicit Differential Equations. ASSA [Internet]. 16Apr.2023 [cited 3Jul.2024];23(1):8-1. Available from: https://ijassa.ipu.ru/index.php/ijassa/article/view/1382