1. 1. K. Jayakumar, International Symposium on Ultra High Performance Concrete (Kassel, Germany, September 13-15, 2004), p. 165.
2. 2. A. V. Sumaryuk, V. F. Romankevich, and I. M. Fodchuk, Nanosistemi, Nanomateriali, Nanotehnologii, 16, No. 1: 103 (2018) (in Russian).
3. 3. J. F. Martirena, R. L. Day, B. Middendorf, M. Gehrke, L. Martinez, and J. M. Dopico, International Symposium on Ultra High Performance Concrete (Kassel, Germany, September 13-15, 2004), p. 117.
4. 4. A. S. Brykov, Tsement i Ego Primenenie, 4: 36 (2012) (in Russian).
5. 5. L. I. Dvorkin, N. V. Lushnikova, and R. F. Runova, Metakaolin v Stroitel'nykh Rastvorakh i Tsementakh [Metakaolin in Mortars and Concretes] (Kiev: Publishing House of the KNUBA: 2007) (in Russian).