1. Technical regulation of the customs union 019/2011 “On the safety properties of personal protective equipment.”
2. A. A. Konkin, G. I. Kudryavtsev, and A. M. Shetinin, Thermal-, Heat Resistant and Non-Combustible Fibers [in Russian], Ed. A. A. Konkina, Khimiya, Moscow (1978) 424 p.
3. K. E. Perepelkin, Grew. Chem. Journal, XLVI, No. 1, 31-48 (2002).
4. GOST R 53293–2009, Fire hazard of substances and materials. Materials, substances and means of fire protection. Identification by thermal analysis methods. [in Russian]