H , A., B. D, B. M, and C. L. “Determination of Age and Growth by Scale of a Population of Common Trout (Salmo Trutta Macrostigma, Dumeril, 1858) at the Level of Sidi Rachid River (Ifrane. Morocco)”. Journal of Research in Biology, Vol. 4, no. 1, Apr. 2014, pp. 1240-6, https://ojs.jresearchbiology.com/ojs1/index.php/jrb/article/view/335.