1. Alcala, A. C. and Brown, W. C. (1998). Philippine amphibians: An illustrated field guide. Bookmark, Inc., Makati, Philippines. 116 pp.
2. Alcala, A. C. and Brown, W. C. (1999). Philippine frogs of the genus Platymantis (Amphibia: Ranidae). Philippine Journal of Science, 128 (4): 281-287.
3. Alcala, A. C., Brown, W. C. and Diesmos, A. C. (1998). Two new species of the genus Platymantis (Amphibia: Ranidae) from Luzon Island, Philippines. Proceedings of the California Academy of Sciences, 50 (17): 381-388.
4. Alcala, A. C., Bucol, A. A., Diesmos, A. C. and Brown, R. M. (2012). Vulnerability of Philippine amphibians to climate change. Philippine Journal of Science, 141 (1): 77-87.
5. Amphibians and reptiles in tropical rainforest fragments on Negros Island, the Philippines