Azunna, Sunday U., and Jerry C. Okolo. “Compressive Strength of Concrete With Granite Powder As a Partial Replacement of River Sand”. Acta Technica Napocensis: Civil Engineering & Architecture 62, no. 2 (March 5, 2020): pp. 44–65. Accessed April 3, 2025. //actacivil.utcluj.ro/actacivil/article/view/16.