TY - JOUR AU - R. K. Klimov TI - Closed geodesics on piecewise smooth constant curvature surfaces of revolution JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2016 SP - 25 EP - 31 IS - 6 UR - http://geodesic.mathdoc.fr/item/VMUMM_2016_6_a3/ LA - ru ID - VMUMM_2016_6_a3 ER -