Edith Humris, S. R. Bangun, Bayu Soenarsana Putra, Sak Liung, and Kornelis Ibrawansyah. “Absence of Biological Mothers in Infancy in Children and Adolescents on Diagnosis of Mental Disorders at Ikeswar Outpatient Clinic, Prof. Dr. Soerojo Mental Hospital, Magelang”. Scientia Psychiatrica, Vol. 2, no. 3, July 2021, pp. 161-5, doi:10.37275/scipsy.v2i3.40.