Template:Crandall-Stotler et al., 2008
- Crandall-Stotler, B.J.; Stotler, R.E.; Doyle, W.T.; Forrest, L.L. 2008: Phaeoceros proskaueri sp. nov., a new species of the Phaeoceros hallii (Austin) Prosk.—Phaeoceros pearsonii (M. Howe) Prosk. complex and the systematic affinities of Paraphymatoceros Hässel. Fieldiana: botany (n.s.), (47): 213–238. DOI: 10.3158/0015-0746-47.1.213