Doloksaribu TH, Syarief H, Damanik R, Marliyati SA. The Development of Torbangun Flour-Based Functional Supplementary Food for Breastfeeding Mother. IJSBAR. 2015;23(1):348-355. Accessed December 5, 2025. https://www.gssrr.org/JournalOfBasicAndApplied/article/view/4263