TY - JOUR AU - M. V. Gasanov AU - A. G. Gulkanov TI - A Study of a Mathematical Model with a Movable Singular Point in a Fourth-Order Nonlinear Differential Equation JO - Russian journal of nonlinear dynamics PY - 2023 SP - 575 EP - 584 VL - 19 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ND_2023_19_4_a7/ LA - en ID - ND_2023_19_4_a7 ER -