JOB, Pierre, and Jean-yves GANTOIS. “Towards the Design of a Didactic Engineering Relying on Economy As a Semiotic Model of Mathematics”. The Eurasia Proceedings of Educational and Social Sciences 13 (August 31, 2019): 160–164. Accessed November 21, 2024. https://epess.net/index.php/epess/article/view/520.