Kaya, M., and F. . Köksal. “Physical and Mechanical Properties of C Class Fly Ash Based Lightweight Geopolymer Mortar Produced With Expanded Vermiculite Aggregate”. Revista De La Construcción. Journal of Construction, vol. 21, no. 1, Apr. 2022, pp. 21-35, doi:10.7764/RDLC.21.1.21.