I. Benning, Didactical and Semiotic Affordance of GeoGebra in a Productive Mathematical Discourse. journal = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology. March 2023, vol. 195(3). 209 - 215 [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/10013032.