TY - JOUR AU - M. V. Jalalova AU - S. V. Leonov TI - Effect of structural permeability on the stability of a parachute with four suspension lines JO - Vestnik Moskovskogo universiteta. Matematika, mehanika PY - 2013 SP - 65 EP - 68 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VMUMM_2013_1_a13/ LA - ru ID - VMUMM_2013_1_a13 ER -