TY - JOUR AU - B. A. Al'tshul' TI - The use of asymptotic approximations in the investigation of the dynamics of the Boisse--Sardou regulator JO - Doklady Akademii Nauk PY - 1962 SP - 555 EP - 557 VL - 143 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_143_3_a15/ LA - ru ID - DAN_1962_143_3_a15 ER -