2018. Streltsova T.A. Natural virus-free Grounds of the Altai mountains as longevity’s bioresource of valuable varieties and problems of potato degeneration: Gorno-Altaisk State University, Gorno-Altaisk, Russia. ҚазҰУ хабаршысы. Экология сериясы. 46, 1 (Nov. 2018), 198–213.