Sumarni, Sumarni, and Minarti Minarti. “Flash Card-Based Education on Maternal Depressive Symptoms and Breastfeeding Techniques on Postpartum Mothers’ Motivation”. Jurnal Bidan Cerdas, vol. 7, no. 2, Sept. 2025, pp. 279-90, doi:10.33860/jbc.v7i2.4216.