Yusdiana, and Armoni Suci Dewi. “Overview of the Knowledge of Mothers of Toddlers Who Visit Posyandu Melayu Besar, Rokan Hilir District”. Nusantara Science and Technology Proceedings (December 5, 2022): 29–31. Accessed June 18, 2025. https://nstproceeding.com/index.php/nuscientech/article/view/820.