Yonastutik, Desi Dwi, Mochammad Maulana T, Syamsul Muarif, and Eky Prasetya P. 2025. “The Impact of the SEMAGI Programme on Learning Concentration in Early Childhood”. Journal of Childhood Development 5 (1):12-21. https://doi.org/10.25217/jcd.v5i1.5356.