de Boer, Hugo; Newman, Mark; Poulsen, Axel Dalberg; Droop, A. Jane; Fér, Tomáš; Hiên, Lê Thi Thu; Hlavatá, Kristýna; Lamxay, Vichith et al. (2018). “Convergent morphology in Alpinieae (Zingiberaceae): Recircumscribing Amomum as a monophyletic genus”. Taxon67 (1): 6–36. doi:10.12705/671.2. ISSN0040-0262.
de Boer, Hugo; Newman, Mark; Poulsen, Axel Dalberg; Droop, A. Jane; Fér, Tomáš; Hiên, Lê Thi Thu; Hlavatá, Kristýna; Lamxay, Vichith et al. (2018). “Convergent morphology in Alpinieae (Zingiberaceae): Recircumscribing Amomum as a monophyletic genus”. Taxon67 (1): 6–36. doi:10.12705/671.2. ISSN0040-0262.