Barannikov, M. V., and Y. M. Bazarov. “INFLUENCE OF METHODS OF PREPARING POLYAMIDE-6 TO PROCESSES OF TREATMENT ON PROPERTIES OF FINISHED PRODUCT”. ChemChemTech, Vol. 61, no. 4-5, Apr. 2018, pp. 72-75, doi:10.6060/tcct.20186104-05.5669.