1 citations to https://www.mathnet.ru/rus/vmumm3553
В. В. Козлов, “Вариационное исчисление в целом и классическая механика”, УМН, 40:2(242) (1985), 33–60; V. V. Kozlov, “Calculus of variations in the large and classical mechanics”, Russian Math. Surveys, 40:2 (1985), 37–71