Template:Stångberg et al., 2018
- Stångberg, F., Karis, P.O. & Anderberg, A.A. 2018. Intergeneric relationships in the Gorteria clade of Arctotideae-Gorteriinae (Asteraceae), with description of a new genus, Roessleria. South African Journal of Botany 118: 216–231. DOI: 10.1016/j.sajb.2018.07.018