TY - JOUR AU - S. G. Shahinyan AU - S. R. Hambardzumyan TI - On the stability for acting forces in the critical case JO - Proceedings of the Yerevan State University. Physical and mathematical sciences PY - 1997 SP - 15 EP - 20 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZERU_1997_2_a2/ LA - ru ID - UZERU_1997_2_a2 ER -