00491naa#a2200169#i#450# EN\INFRA-M\bibl\13260 20241128055824.4 1998-8435 20160925b2016####ek#y0engy0150####ca RUS RU Features of helminthoses in cattle and sheep in the Kaliningrad region Journal article Moscow INFRA-M Academic Publishing LLC. 2016 5 с. Journal article local Efremov A. naukaru.ru