TY - BOOK AU - Il'in, V. V. AU - Dranovskij, I. M. ED - "Today's drilling and coring methods", seminar TI - Sampling and sample treatment in exploration drilling PY - 1981/// CY - M. KW - Москва KW - Тг162 KW - rubbk KW - ˆ[‰И131-1] ER -