STEPANKO, N.G. “Analysis of Ecological and Economic Situation On The Border Territories Of The Prc And The Southern Zone Of The Russian Far East”. The journal of contemporary issues in business and government 27, no. 2 (April 30, 2021): 1693–1698. Accessed January 5, 2025. https://cibgp.com/au/index.php/1323-6903/article/view/1073.