Abiodun, Y. O., and O. Sijuwola. “Mechanical Properties of Rice Husk Ash Cement Mass Concrete Mixed With Discrete Steel Fibres.”. ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT, Vol. 15, no. 1, Mar. 2019, pp. 163-7, https://azojete.com.ng/index.php/azojete/article/view/255.