http://www.anissmaths.net/Matharabe/3AC/mouwahhadatemahalliya/autres2016.htm

https://web.facebook.com/nourmathsolympiade/

http://www.mathmaroc.com/2016/09/blog-post_8.html

https://www.fichier-pdf.fr/2015/08/06/fichier-sans-nom-1/

http://maroc-math.blogspot.com/2015/08/4285285.html

http://www.mathmaroc.com/2015/08/Devi.html

https://ar.wikipedia.org/wiki/%D8%B4%D8%A7%D9%83%D9%88%D9%86%D8%AA%D8%A7%D9%84%D8%A7_%D8%AF%D9%8A%D9%81%D9%8A