Indias García, Sílvia, and Joaquín De Paúl Ochotorena. “Spanish Adaptation of Social Withdrawal Motivation and Frequency Scales”. Psicothema 28, no. Número 4 (December 31, 2016): 487–494. Accessed September 17, 2026. http://156.35.33.188/index.php/PST/article/view/11391.