For citations:
Repin V.S., Sednev K.A. Spectrum processing method for measuring low levels of specific activity of 137Cs with a NaI(Tl) detector in the presence of natural radionuclides. Radiatsionnaya Gygiena = Radiation Hygiene. 2022;15(4):142-148. (In Russ.) https://doi.org/10.21514/1998-426X-2022-15-4-142-148