00644naa#a2200193#i#450# EN\\bibl\38926 20240517145454.5 2075-1338 20200725b2020####ek#y0engy0150####ca RU On the Method of Non-Destructive Spectrometric Measurements (Characterization) of Volumetric Contamination of Soil, Concrete Journal article Moscow Scientific-Production Enterprise “Dosa” 2020 14 с. Journal article local Физика. 53 Ivanov Oleg P. Potapov Viktor N. Stepanov Evgeniy A. doza.editorum.ru