TY - JOUR AU - G. B. Khasin TI - Successive Laplace transformations with stratified congruences of the axes JO - Doklady Akademii Nauk PY - 1962 SP - 1235 EP - 1238 VL - 145 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1962_145_6_a11/ LA - ru ID - DAN_1962_145_6_a11 ER -