Asuncion, Nivea Saniata M., Allan Josef M. Glova, Jephunneh Mae L. Martin, Lhea V. Manzan, and Wilben Christie R. Pagtaconan. 2016. “SignApp: An Assistive Tool for Learners With Hearing Impairment”. Asia Pacific Higher Education Research Journal (APHERJ) 3 (2). https://doi.org/10.56278/apherj.v3i2.285.