Tanutrov, Igor Nikolaevich, and Marina Nikolaevna Sviridova. “Features of Waste Chemical Processing Germanium Concentrates”. KnE Materials Science 6, no. 1 (December 31, 2020): 359–367. Accessed April 25, 2024. https://knepublishing.com/index.php/KnE-Materials/article/view/8110.