00823naa#a2200205#i#450# EN\\bibl\44543 20240714162036.7 2073-5529 20210617b2021####ek#y0engy0150####ca RU COEFFICIENTS OF ACCUMULATING CHEMICAL ELEMENTS IN ORGANS AND TISSUES OF RUSSIAN (ACIPENSER GUELDENSTAEDTII, BRANDT, 1833) AND PERSIAN (ACIPENSER PERSICUS, BORODIN, 1897) STURGEONS OF CASPIAN SEA Journal article Astrakhan Astrakhan State Technical University 2021 11 с. Journal article local Биологические науки. 57 Chaplygin Vladimir Aleksandrovich Hursanow Alisher Saidovich Ershova Tatiyana Sergeevna Zaitsev Vyacheslav Fedorovich vestnik.astu.org