1. I. P. Kremenetskaya, O. P. Korytnaya, and T. N. Vasilyeva, “Reagent for immobilization of heavy metals from serpentine-containing overburden rocks,” Vodoochist. Vodopodg. Vodosnab., No. 4, 33 – 40 (2008).
2. A. I. Nizhegorodov, “Theoretical substantiation of the use of new modifications of electric furnaces for annealing vermiculite,” Stroit. Mater., No. 5, 94 – 96 (2009).
3. A. I. Nizhegorodov, “Electric modular-trigger kiln with an energy recuperation system for firing vermiculite concentrates,” Refract. Ind. Ceram, 56,(5), 470 – 475 (2016). DOI: https://doi.org/10.1007/s11148-016-9871-3.
4. A. I. Nizhegorodov, Pat. 166554 Russian Federation. IPC F 27 B 9/06. Electric Furnace with a Vibrating Hearth Platform, applicant and patentee Irkutsk National Research Technical University, Irkutsk, No. 2025155496; submitted December 23, 2015; published November 27, 2016, Bull. No. 22.
5. A. I. Nizhegorodov, Pat. 179059 Russian Federation. IPC F 27 B 9/06. Electric Furnace for Obtaining Expanded Vermiculite from Vermiculite Concentrates, applicant and patentee Irkutsk National Research Technical University, Irkutsk, No. 2017118594; submitted May 29, 2017; published April 25, 2018, Bull. No. 12.