Uiblein, F., & Motomura, H. (2021).

Three new goatfishes of the genus Upeneus from the Eastern Indian Ocean and Western Pacific, with an updated taxonomic account for U. itoui
(Mullidae: japonicus-species group)

. Zootaxa, 4938(3), 298–324. https://doi.org/10.11646/zootaxa.4938.3.2