Martinius, Joest. “Familie Als Gegenstand Kinderpsychiatrischer Forschung: The Family As a Subject of Child-Psychiatric Research”. Journal of Family Research 1, no. 1 (April 1, 1989): p. 40–50. Accessed May 1, 2024. https://ubp.uni-bamberg.de/jfr/index.php/jfr/article/view/672.