Subhan S. The Information System for Improving the Effectiveness of ECE Services During the COVID-19 Pandemic. Al-ATHFAL J EDUC CHILD [Internet]. 2022 Dec. 30 [cited 2025 Jul. 14];8(2):147-62. Available from: https://journal.uin-suka.ac.id/tarbiyah/alathfal/article/view/82-07