Vinnikov VA, Silberschmidt MG, Bocharov VA, Ignatkina VA, Gzogyan TN. Environmental Resource - Economized Processes of Recycling Mineral Raw Materials of Complex Composition. ETR [Internet]. 2015 Aug. 6 [cited 2024 Dec. 21];1:209-15. Available from: https://journals.ru.lv/index.php/ETR/article/view/837