Hummade, H., A. Abdullah, N., A. Abood, M. and Abeed, M. 2009. Study of the Effect of Addition of ferrosilicon in Mechanical and Chemical Properties of Concrete Mix. Journal of Education and Science (JES). 22, 1 (Mar. 2009), 117–132. DOI:https://doi.org/10.33899/edusj.2009.57414.