TY - JOUR AU - V. V. Bogorodsky AU - V. P. Tripolnikov TI - Electromagnetic characteristics of sea ice in the range of $30$ -- $400$ Mcps JO - Doklady Akademii Nauk PY - 1973 SP - 577 EP - 579 VL - 213 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1973_213_3_a18/ LA - ru ID - DAN_1973_213_3_a18 ER -