00649naa#a2200169#i#450# EN\\bibl\64625 20241204222706.3 2949-2440 20230522b2023####ek#y0engy0150####ca RU Main stages of developing environmental legislation of Islamic Republic of Iran on environmental protection of Caspian Sea Journal article Astrakhan Astrakhan State Technical University 2023 13 с. Journal article local Правовые проблемы охраны окружающей среды. 349.6 Voynova Mariya Vladimirovna vestnik.astu.org