Severo, Abigail, Jayson, Takahiro, Kyoshi, and Takao. 2023. “DNA Sexing of the Philippine Eagle (Pithecophaga Jefferyi Ogilvie-Grant) in Captivity at the Philippine Eagle Center, Davao City, Philippines”. BANWA Archives (2004-2013) 4 (2):21-32. https://upminojs.poolreno.com/index.php/banwa-archives/article/view/33.