TY - GEN AU - external_update TI - Pengujian Fungsional Dan Non Fungsional Aplikasi Informasi Telepon Darurat Berbasis Android PY - 2020 PB - INFORMATION SYSTEM FOR EDUCATORS AND PROFESSIONALS: Journal of Information … UR - https://scholar.google.com/scholar?oi=bibs&cluster=&btnI=1&hl=en ER -