Citation

Briner GP , Gream GE Riggs NV (1960) Chemistry of Australian Lichens. I. Some Constituents of Parmelia conspersa (Ehrh.) Ach., Ramalina fraxinea (L.) Ach., Usnea barbata (L.) Wigg., and U. ceratina Ach., from the New England Region. Australian Journal of Chemistry 13, 277-284.

https://doi.org/10.1071/CH9600277