00938naa#a2200241#i#4500001001500000005001700015011001400032100004100046102000700087200020000094210006200294215001000356608002700366675010700393700002500500700002500525700002600550700002700576700002400603700002200627700002600649856002100675EN\\bibl\9814420260315091222.7##a2075-1338##a20250427b2025####ek#y0engy0150####ca##aRU1#aThe Use of Natural Materials with a Low Content of Radionuclides as Protection from the External Background During Laboratory Gamma-Ray Spectrometric and Radiometric MeasurementseJournal article1#aMoscowcScientific-Production Enterprise “Dosa”d2025##a8 с.##aJournal article2local##aАппаратура и приборы для исследовательских работ. 539.16.07#1aPovarovgVladimir P.#1aRosnovskygSergey V.#1aYurchenkogEvgeniy I.#1aKarasevgVyacheslav N.#1aDobryningViktor V.#1aSokolovgFedor G.#1aSmorodinovgAndrey A.4#adoza.editorum.ru