TY - JOUR AU - E. S. Shalimova TI - Steady and periodic modes in the problem of motion of a heavy material point on a rotating sphere (the viscous friction case) JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2014 SP - 43 EP - 50 IS - 4 UR - http://geodesic.mathdoc.fr/item/VMUMM_2014_4_a6/ LA - ru ID - VMUMM_2014_4_a6 ER -