00629naa#a2200181#i#450# EN\\bibl\125582 20260629000314.1 2075-1338 20260610b2026####ek#y0engy0150####ca RUS RU Neutron Activation Isotope Element Analysis: Formation, Current State, Fields of Application and Ways of Further Development Journal article Moscow Scientific-Production Enterprise “Dosa” 2026 12 с. Journal article local Разделение изотопов. 621.039.3 RUS Dreyzin V. E. doza.editorum.ru