TY - JOUR AU - A. S. Shmelev TI - Some properties of symplectic and hyper-Kählerian structures JO - Doklady Akademii Nauk PY - 1994 SP - 304 EP - 306 VL - 336 IS - 3 UR - http://geodesic.mathdoc.fr/item/DAN_1994_336_3_a3/ LA - ru ID - DAN_1994_336_3_a3 ER -