Narloch, D. C., S. A. Paschuk, J. N. Corrêa, J. M. Casali, W. Mazer, C. A. M. P. Torres, A. L. de Lara, G. Macioski, and A. F. N. Perna. “Elementary Characterization of Samples of Portland Cement, Natural Gypsum and Phosphogypsum Mortars from Brazil”. Brazilian Journal of Radiation Sciences, vol. 7, no. 2A (Suppl.), Feb. 2019, doi:10.15392/bjrs.v7i2A.546.