Nieduziak, Edyta. “Implementation of Social Environment Tasks in Supporting Educational Opportunities and Creating Perspectives for People With Complex Disabilities on the Example of a Biographical Case Study”. Disability - Discourses of Special Education, no. 31, Sept. 2018, pp. 168-84, https://czasopisma.bg.ug.edu.pl/index.php/niepelnosprawnosc/article/view/8189.