Lutz, Stephanie, Nikola Ebenbeck, and Markus Gebhardt. “Mathematical Skills of Students With Special Educational Needs in the Area of Learning (SEN-L) in Pre-Vocational Programs in Germany”. International Journal for Research in Vocational Education and Training 10, no. 1 (February 17, 2023): 1–23. Accessed April 18, 2024. https://journals.sub.uni-hamburg.de/hup2/ijrvet/article/view/1030.