Boatwright, JS; Savolainen, V; Van Wyk, B-E; Schutte-Vlok, AL; Forest, F; Van der Bank, M. (2008). "Systematic position of the anomalous genus Cadia and the phylogeny of the tribe Podalyrieae (Fabaceae)". Syst Bot. 33 (1): 133–147. doi:10.1600/036364408783887500. S2CID53341490.
Wink M, Mohamed GI (2003). "Evolution of chemical defense traits in the Leguminosae: mapping of distribution patterns of secondary metabolites on a molecular phylogeny inferred from nucleotide sequences of the rbcL gene". Biochem Syst Ecol. 31 (8): 897–917. Bibcode:2003BioSE..31..897W. doi:10.1016/S0305-1978(03)00085-1.
Wink M, Mohamed GI (2003). "Evolution of chemical defense traits in the Leguminosae: mapping of distribution patterns of secondary metabolites on a molecular phylogeny inferred from nucleotide sequences of the rbcL gene". Biochem Syst Ecol. 31 (8): 897–917. Bibcode:2003BioSE..31..897W. doi:10.1016/S0305-1978(03)00085-1.
Boatwright, JS; Savolainen, V; Van Wyk, B-E; Schutte-Vlok, AL; Forest, F; Van der Bank, M. (2008). "Systematic position of the anomalous genus Cadia and the phylogeny of the tribe Podalyrieae (Fabaceae)". Syst Bot. 33 (1): 133–147. doi:10.1600/036364408783887500. S2CID53341490.