Sanguila, Warlito, and Blas Tabaranza. “NOTES ON THE AVIFAUNA ON THE HIGHLAND OF AGUSAN DEL NORTE, MINDANAO ISLAND , PHILIPPINES”. Mindanao Journal, vol. 5, no. 3, Feb. 2026, pp. 147-56, https://msu-mindanaojournal.com/index.php/ojs/article/view/202.