%0 Journal Article %A A. A. Udalov %A M. Yu. Uleysky %A M. V. Budyansky %T Analysis of Stationary Points and Bifurcations %J Russian journal of nonlinear dynamics %D 2023 %P 49-58 %V 19 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ND_2023_19_1_a3/ %G en %F ND_2023_19_1_a3