Ngundju Awang, Mariana, et al. “The Role of Breastfeeding Fathers in Patriarchal Culture in East Sumba Regency East Nusa Tenggara Province”. Devotion : Journal of Research and Community Service, vol. 4, no. 3, Mar. 2023, pp. 704-8, doi:10.36418/devotion.v4i3.425.