Mirza MN, Faza I, Prasetyo I. Designing an Emergency Panic Buttons as A Safety Support System for Solitary Elder. J. of Humanities Research Sustainability [Internet]. 2024Nov.14 [cited 2025Jul.2];1(2):107–117. Available from: https://journal.ypidathu.or.id/index.php/humaniora/article/view/1184