Vasileva N. Stability of steady-state motions of systems of symmetric rigid bodies with ball-and-socket joints. Ann. Sofia Univ. Fac. Math. and Inf. [Internet]. 1995 Dec. 12 [cited 2024 Nov. 24];87:337-49. Available from: https://ftl5.uni-sofia.bg./index.php/fmi/article/view/426