TY - JOUR AU - A. Ovcharenko TI - The data base Ural geofields is the informational base of a new stage JO - Doklady Akademii Nauk PY - 1995 SP - 675 EP - 679 VL - 342 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1995_342_5_a13/ LA - ru ID - DAN_1995_342_5_a13 ER -