Reference

N. N. Kuleshov (1931): I. Lucerne, Medicago sativa L. II. Holy clover, Onobrychis viciaefolia SCOP.; [Ru; 11 tabs., 4 maps. Date: [31.XII].1931]. – In: Problems of Seed-Growing of Lucerne and Holy Clover. (Supplement No. 48 to the Periodical «Proceedings of Applied Botany, Genetics, and Plant-Breeding»). Leningrad (All-Union Institute of Plant Growing) – : 3 - 37.