The Usability of Metropolitan Manila Development Authority (MMDA) Mobile Traffic Navigator as Perceived by Users in Quezon City and Mandaluyong City, Philippines. - Juan Edmund F. Martinez; Yogi Tri Prasetyo; Rex Aurelius C. Robielos; Mahrife M. Panopio; Alfred Angelo C. Urlanda; Kristy Anne C. Topacio-Manalaysay (ICIBE, 2019)