Moyle, RG; Joel Cracraft; Maklarin Lakim; Jamili Nais; Frederick H. Sheldon (2006). "Reconsideration of the phylogenetic relationships of the enigmatic Bornean Bristlehead (Pityriasis gymnocephala)". Molecular Phylogenetics and Evolution. 39 (3): 893–898. doi:10.1016/j.ympev.2006.01.024. PMID16524745.
Moyle, RG; Joel Cracraft; Maklarin Lakim; Jamili Nais; Frederick H. Sheldon (2006). "Reconsideration of the phylogenetic relationships of the enigmatic Bornean Bristlehead (Pityriasis gymnocephala)". Molecular Phylogenetics and Evolution. 39 (3): 893–898. doi:10.1016/j.ympev.2006.01.024. PMID16524745.