Kamaruddin, S.; Goh, W. I.; Jhatial, A. A.; Lakhiar, M. T. Chemical and Fresh State Properties of Foamed Concrete Incorporating Palm Oil Fuel Ash and Eggshell Ash As Cement Replacement. IJET 2018, 7 (4.30), 350-354. https://doi.org/10.14419/ijet.v7i4.30.22307.