Dvorkin, L., N. Lushnikova, and M. Sonebi. “Dry Pack Mortars for Self-Levelling Floor Compounds Based on β-Hemihydrate and Modified Phosphogypsum Binder”. Academic Journal of Civil Engineering, Vol. 37, no. 2, June 2019, pp. 90-96, doi:10.26168/icbbm2019.12.