Shemaev Oleksandr Oleksandrovych. The activity of professor M. V. Ryazantsev in the context of development of native veterinary medicine and animal physiology (80s in the XIXth century - 20s in the XXth century) : к.і.н. : spec.. 07.00.07 - Історія науки й техніки : presented. 2015-05-27; popup.evolution: .; National scientific agricultural library NAAN. – , 0415U003486.

Updated: 2026-11-09