Template:Lücking & Kalb, 2018
- Lücking, R. & Kalb, K. 2018. Formal instatement of Allographa (Graphidaceae): how to deal with a hyperdiverse genus complex with cryptic differentiation and paucity of molecular data. Herzogia 31(1, Teil 2): 535–561. DOI: 10.13158/heia.31.1.2018.535 . ResearchGate .