TY - JOUR AU - I. S. Gramberg AU - R. M. Demenitskaya AU - È. M. Litvinov AU - S. P. Mashchenkov TI - Symmetric gravitational anomalies as an evidence of paleoreformation of the development of mid-oceanic ridges JO - Doklady Akademii Nauk PY - 1989 SP - 830 EP - 835 VL - 309 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1989_309_4_a15/ LA - ru ID - DAN_1989_309_4_a15 ER -