TY - JOUR AU - R. S. Ismagilov TI - On the group of volume-preserving diffeomorphisms JO - Izvestiya. Mathematics PY - 1981 SP - 95 EP - 127 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM2_1981_17_1_a4/ LA - en ID - IM2_1981_17_1_a4 ER -