The influence of coordinative tartrate and malatogermanate compounds on the activity of α-L-rhamnosidase preparations from Penicillium tardum, Eupenicillium erubescens and Cryptococcus albidus - О. V. Gudzenko; L. D. Varbanets; І. I. Seifullina; E. А. Chebanenko; E. Е. Martsinko (The Ukrainian Biochemical Journal, 2020)