(en) Dickinson, E.C. & S.M.S. Gregory. 2002. Systematic notes on Asian birds. 24. On the priority of the name Hypsipetes Vigors, 1831, and the division of the broad genus of that name. Zool. Verh. Leiden 340: 75–91. full text. Gearchiveerd op 3 maart 2016.
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(en) Dickinson, E.C. & S.M.S. Gregory. 2002. Systematic notes on Asian birds. 24. On the priority of the name Hypsipetes Vigors, 1831, and the division of the broad genus of that name. Zool. Verh. Leiden 340: 75–91. full text. Gearchiveerd op 3 maart 2016.