TY - JOUR AU - B. S. Ènenstein TI - On geological effectiveness of electromagnetic probings obtained by different methods JO - Doklady Akademii Nauk PY - 1975 SP - 837 EP - 840 VL - 222 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1975_222_4_a16/ LA - ru ID - DAN_1975_222_4_a16 ER -