Gaweł, Anna, and Sylwia Opozda-Suder. 2020. “In Search of the Patterns and Indicators of Quality of Life Among People With Intellectual Disability. Review of Theoretical Approaches and Selected Empirical Studies”. Disability - Discourses of Special Education, no. 38 (May):205-26. https://czasopisma.bg.ug.edu.pl/index.php/niepelnosprawnosc/article/view/5694.