Zuccon, Dario; Ericson, Per G. P. (2010-04-01). "The phylogenetic position of the Black-collared Bulbul Neolestes torquatus". Ibis (به انگلیسی). 152 (2): 386–392. doi:10.1111/j.1474-919X.2009.00986.x. ISSN1474-919X.
Zuccon, Dario; Ericson, Per G. P. (2010-04-01). "The phylogenetic position of the Black-collared Bulbul Neolestes torquatus". Ibis (به انگلیسی). 152 (2): 386–392. doi:10.1111/j.1474-919X.2009.00986.x. ISSN1474-919X.