Dmitriev П, Gakh И, Fomin И. Identification of the state of the environment of the urban ecosystem of the city of Petropavlovsk on the basis of a sociological survey. pedps [Internet]. 2024 Mar. 29 [cited 2024 Nov. 21];146(1):436-49. Available from: https://bulpedps.enu.kz/index.php/main/article/view/611