2 literature references for Melilotus plicatus Ser.:

Author: Yakovlev G, Sytin A & Roskov Y
Year: 1996
Title:
Source: Legumes of Northern Eurasia. Royal Botanic Gardens, Kew.
Author: Bobrov, E.G.
Year: 1941
Title:
Source: In:Flora URSS, Vol.11. Mosqua, Leningrad. (Rus)