TY - JOUR AU - V. S. Dryuma TI - A group interpretation of nonlinear wave equations that are integrable by the method of the inverse problem of scattering theory JO - Differencialʹnye uravneniâ PY - 1977 SP - 1713 EP - 1715 VL - 13 IS - 9 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1977_13_9_a17/ LA - ru ID - DE_1977_13_9_a17 ER -