MAMATOVA, M.; RAHMATOV , I. THE POINCARE METHOD IN TEACHING THE THEORY OF NONLINEAR VIBRATIONS. Fergana state university conference, [S. l.], p. 437–444, 2024. Disponível em: https://conf.fdu.uz/index.php/conf/article/view/3112. Acesso em: 20 sep. 2024.