HARRIS, D.J. et al. 2003. RAPID RADIATION IN AFRAMOMUM (ZINGIBERACEAE):EVIDENCE FROM NUCLEAR RIBOSOMAL DNA INTERNAL TRANSCRIBED SPACER (ITS) SEQUENCES. Edinburgh Journal of Botany. 57, 3 (Dec. 2003), 377–395. DOI:https://doi.org/10.1017/S0960428600000378.