Sondre Aasen, and Susann Dahl Pettersen. “The Psychometric Properties of the Norwegian Version of Hopkins Symptom Checklist-5 (HSCL-5)”. PsykTestBarn 15, no. 1 (March 5, 2025): 1–18. Accessed August 24, 2026. https://septentrio.uit.no/index.php/psyktestbarn/article/view/8046.