Grouw, Hein van; Dekkers, Wim; Rookmaaker, Kees (2017). «On Temminck's tailless Ceylon Junglefowl, and how Darwin denied their existence». Bulletin of the British Ornithologists' Club. 137 (4): 261–271. doi:10.25226/bboc.v137i4.2017.a3. hdl:10141/622616
Van Grouw, Hein; Dekkers, Wim (2020). «Temminck's Gallus giganteus; a gigantic obstacle to Darwin's theory of domesticated fowl origin?». Bulletin of the British Ornithologists' Club. 140 (3). doi:10.25226/bboc.v140i3.2020.a5. hdl:10141/622888
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Grouw, Hein van; Dekkers, Wim; Rookmaaker, Kees (2017). «On Temminck's tailless Ceylon Junglefowl, and how Darwin denied their existence». Bulletin of the British Ornithologists' Club. 137 (4): 261–271. doi:10.25226/bboc.v137i4.2017.a3. hdl:10141/622616
Van Grouw, Hein; Dekkers, Wim (2020). «Temminck's Gallus giganteus; a gigantic obstacle to Darwin's theory of domesticated fowl origin?». Bulletin of the British Ornithologists' Club. 140 (3). doi:10.25226/bboc.v140i3.2020.a5. hdl:10141/622888