LIWANAG, Stephanie E. et al.
Personal Emergency Alert Device Containing Real-Time Location.
International Journal of Computing Sciences Research, [S.l.], v. 6, p. 694-706, jan. 2022.
ISSN 2546-115X.
Available at: <//stepacademic.net/ijcsr/article/view/234>. Date accessed: 23 dec. 2024.