MOLNAR SÁSKA, G. ON SOME SYMPLECTIC GROUP ACTIONS WHERE ALL THE ORBITS ARE EQUIVARIANTLY ISOMORPHIC AND DIFFEOMORPHIC TO A FIXED ORBIT OF THE COADJOINT ACTION Periodica Polytechnica Mechanical Engineering, [S. l.], v. 36, n. 3-4, p. 273–278, 1992. Disponível em: https://pp.bme.hu/me/article/view/5575. Acesso em: 18 may. 2024.