Oldenburg, Reinhard. “Do Fuzzy-Logic Non-Linear Models Provide a Benefit for the Modelling of Algebraic Competency?”. INTERNATIONAL JOURNAL OF RESEARCH IN EDUCATION METHODOLOGY 13 (March 15, 2022): 1–10. Accessed November 23, 2024. https://rajpub.com/index.php/ijrem/article/view/9198.