Jaffer Saeed, Zukhruf Iftikhar, Ali Muhammad Rushdi, Muhammad Kafeel, Waleed Ahmad, Bilal Ahmad and Hissan Hafeez 2025. DESIGN AND DEVELOPMENT OF A LOW-COST IOT-BASED SYSTEM FOR REMOTE VACCINE STORAGE MONITORING. Spectrum of Engineering Sciences. 3, 9 (Sep. 2025), 633–642.