- ↑ <![CDATA[Zohary,M. & Heller,D.]]>, 1984 The Genus Trifolium. Jerusalem.
- ↑ <![CDATA[Heywood,V.H. & Ball,P.W.]]>, 1968 Leguminosae.In:Flora Europaea Vol.2.ed.Tutin,T.G.et al.
- ↑ <![CDATA[Yakovlev G, Sytin A & Roskov Y]]>, 1996 Legumes of Northern Eurasia. Royal Botanic Gardens, Kew.
- ↑ Bobrov, E.G., 1941 In:Flora URSS, Vol.11. Mosqua, Leningrad. (Rus)
- ↑ Roskov,Yu.R., 1990 Revis.of the g.Trifolium in fl.USSR.Cand.thes.Leningrad(Rus)
- ↑ Bobrov,E.G., 1987 In: Flora Partis Europaeae URSS Vol. 6. Leningrad. (Rus.)
- ↑ Coombe, D.E., 1968 In:Flora Europaea, Vol.2. Cambridge.
- ↑ von Jacquin,N.J., 1767 Obs.Bot.Vol.2
- ↑ 9.0 9.1 Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2014). "Species 2000 & ITIS Catalogue of Life: 2014 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 26 Mayo 2014.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ ILDIS World Database of Legumes
