[1]
Yu, T.Y., Turner, I.M. and Cheek, M. 2021. Revision of Chassalia (Rubiaceae-Rubioideae-Palicoureeae) in Borneo, with 14 new species. European Journal of Taxonomy. 738, 1 (Mar. 2021), 1-60. DOI:https://doi.org/10.5852/ejt.2021.738.1261.