Sajka, M., Błaszczyk, P. and Zaręba, L. (2022) “Algebraic Approach Towards Shaping , Minus’’ in School Mathematics - AMMA project”, Annales Universitatis Paedagogicae Cracoviensis | Studia ad Didacticam Mathematicae Pertinentia, 14, pp. 189–193. Available at: https://didacticammath.uken.krakow.pl/article/view/10386 (Accessed: 12 May 2024).