Mahmoud, A. S., Khoshnaw, G. J., & Mahmood, F. I. (2017). Engineering and Microstructures Characteristics of Low Calcium Fly Ash Based Geopolymer Concrete. EURASIAN JOURNAL OF SCIENCE AND ENGINEERING, 2(2), 27-39. https://doi.org/10.23918/eajse.v2i2p27