Rheindt، Frank E.؛ Christidis، Les؛ Norman، Janette A.؛ Eaton، James A.؛ Sadanandan، Keren R.؛ Schodde، Richard (2017). "Speciation in Indo-Pacific swiftlets (Aves: Apodidae): integrating molecular and phenotypic data for a new provisional taxonomy of the Collocalia esculenta complex". Zootaxa. ج. 4250 ع. 5: 401–433. DOI:10.11646/zootaxa.4250.5.1.