Lubis, E. J., K. Karima, M. Nabila, R. Khairani, and K. Khadijah. “The Development of the Concept of Macro-Micro Nutrients and Its Implications for Early Childhood: A Literature Review”. EDUCTUM: Journal Research, vol. 5, no. 1, Jan. 2026, pp. 44-48, doi:10.56495/ejr.v5i1.1421.