RAMAZANI Descartes, ABEDI. “L’ENSEIGNEMENT DE PROPORTIONNALITE RAPPORT ET PROPORTION ENTRE DEUX NOMBRES REELS X ET Y”. Journal of Advance Research in Mathematics And Statistics (ISSN 2208-2409) 10, no. 1 (January 21, 2023): 1–8. Accessed May 18, 2024. https://nnpub.org/index.php/MS/article/view/1506.