Schüller, J. S., J. Kujat, J. M. Schittenhelm, R. von Rechenberg, A. Čerič, J. Hoyer, and U. Stangier. “Conducting Behavioural Experiments Using an App-Based Self-Help Program for Social Anxiety Disorder (SMASH): Outcomes of a Quasi-Experimental Pre-Post Pilot Trial”. Clinical Psychology in Europe, Vol. 8, no. 1, Feb. 2026, p. Article e15687, doi:10.32872/cpe.15687.