Schellekens, Mark, Colin R Trainor, Juan Jose Ramos Encallado, and M Jeri Imansyah. 1. “Status of the Pied Imperial Pigeon <em>Ducula bicolour</em> and Pink-Necked Green-Pigeon <em>Treron vernans</em&gt; On Flores, Nusa Tenggara”. KUKILA 14 (1), 16-20. https://kukila.org/index.php/KKL/article/view/363.