Template:Krog & Swinscow, 1987
- Krog, H. & Swinscow, T.D.V. 1987. New species and new combinations in some parmelioid lichen genera, with special emphasis on East African taxa. The Lichenologist 19(4): 419–431. DOI: 10.1017/S0024282987000392 . ResearchGate .