Umam, R.B. et al. 2022. Sociodemographic Factors of Elective and Emergency Cesarean Delivery in the Referal Hospital: A cross-sectional study: Faktor Sosiodemografi pada persalinan seksio sesarea elektif dan emergensi di Rumah Sakit Rujukan: sebuah penelitian potong lintang. Indonesian Journal of Obstetrics and Gynecology. 10, 4 (Oct. 2022), 190–193. DOI:https://doi.org/10.32771/inajog.v10i4.1613.