TY - JOUR AU - Sinkha S. R. P. TI - Rigorous theory of steady waves at a free surface and the surface of separation between two liquids JO - Doklady Akademii Nauk PY - 1966 SP - 47 EP - 50 VL - 168 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1966_168_1_a10/ LA - ru ID - DAN_1966_168_1_a10 ER -