Endangered Languages Catalogue Project. Compiled by research teams at University of Hawai'i Mānoa and Institute for Language Information and Technology (LINGUIST List) at Eastern Michigan University . (2012) ·

"Doctoral Dissertation Research: Documenting Bih, An Austronesian Language of Vietnam In A Comparative Perspective: A Bih/Rade/English/Vietnamese Dictionary" NSF DEL Abstract . DeLancey, Scott (2010) · http://www.nsf.gov/awardsearch/showAward.do?AwardNumber=0950323&WT.z_pims_id=12816

A grammar of Bih . Tam Thi Minh Nguyen (2013) ·