TY - JOUR AU - V. R. Barseghyan AU - G. S. Chilingaryan TI - About a task of optimal control of variable-mass particle motion in gravitational field JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 2005 SP - 31 EP - 39 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_2005_2_a4/ LA - ru ID - UZERU_2005_2_a4 ER -