Simanchuk, Yelena, Gulnar Sultangazina, и Andrej Kuprijanov. «NATURAL OVERGROWTH OF THE DUMP SITES OF MINING ENTERPRISES IN THE KOSTANAY REGION». Academic Journal of Physical and Chemical Sciences 345, no. 1 (март 31, 2023): 82–95. просмотрено декабрь 15, 2025. http://89.250.84.46/reports-science/article/view/5269.