Schaal, S., Elbert, T. & Neuner, F. (2009).
Prolonged grief disorder and depression in widows due to the Rwandan genocide.
Omega, 59(3), 203-219.

Schaal, S., Elbert, T., & Neuner, F. (2009).
Narrative Exposure Therapy versus interpersonal psychotherapy. A pilot randomized controlled trial with Rwandan genocide orphans.
Psychotherapy and Psychosomatics.

Schaal, S. & Elbert, T. (2006).
Ten Years after the Genocide: Trauma Confrontation and Posttraumatic Stress in Rwandan Adolescents.
Journal of Traumatic Stress, 19(1), 95-105.