Appelhans, Marc S.; Bayly, Michael J.; Heslewood, Margaret M.; Groppo, Milton; Verboom, G. Anthony; Forster, Paul I.; Kallunki, Jacquelyn A.; Duretto, Marco F. (2021), A new subfamily classification of the Citrus family (Rutaceae) based on six nuclear and plastid markers, Taxon, doi:10.1002/tax.12543
