Kovalev, V. B., Kozlik, T. I., Protsenko, L. V., Bober, A. V. and Kormiltsev, B. F. (2020) “Extending and maintaining the in vitro collection of (inter)national hop varieties in Ukraine”, Agricultural Science and Practice, 7(3), pp. 61-71. doi: 10.15407/agrisp7.03.061.