1. W. Kurdowski, Silicate Industriels, 30 (1965) 500–506.
2. M. Regourd and A. Guinier, Proc. of the 6th Int. Congr. on the Chem. of Cem., Vol. I, Moscow 1974, pp. 25–71.
3. A. Winkler and W. Wieker, Zeit. Chem., 22 (1982) 52–53.
4. W. Kurdowski and K. Miśkiewicz, Cem. Concr. Res., 15 (1985) 785–792.
5. W. Kurdowski and K. Miśkiewicz, Proc. of the 8th Int. Congr. on the Chem. of Cem., Vol. III, Rio de Janeiro, 1986, pp. 407–411.