Siemionow, Justyna. “The Change As a Diagnostic Category in Pedagogical Research —on the Example of Educational, Therapeutic and Care-Providing Activities Conducted in the Institutional Environment of Youth Educational Centres”. Disability - Discourses of Special Education, no. 36, Nov. 2019, pp. 125-40, doi:10.4467/25439561.NP.19.050.12293.