Template:Ehrendorfer & Barfuss, 2014
- Ehrendorfer, F. & Barfuss, M.H.J. 2014. Paraphyly and polyphyly in the worldwide tribe Rubieae (Rubiaceae): challenges for generic delimitation. Annals of the Missouri Botanical Garden 100(1–2): 79–88. DOI: 10.3417/2012088 JSTOR