TY - JOUR AU - E. V. Ferapontov TI - Hamiltonian systems of hydrodynamic type and their realizations on hypersurfaces of a pseudo-Euclidean space JO - Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara PY - 1990 SP - 59 EP - 96 VL - 22 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/INTG_1990_22_a2/ LA - ru ID - INTG_1990_22_a2 ER -