Rheindt, F.E., Christidis, L., Norman, J.A., Eaton, J.A., Sadanandan, K.R. & Schodde, R. (2017)

Speciation in Indo-Pacific swiftlets (Aves: Apodidae): integrating molecular and phenotypic data for a new provisional taxonomy of the Collocalia esculenta complex

. Zootaxa, 4250 (5), 401–433.