Kovalchuk, Oleksandr, Oleksandr Gelevera, and Vasyl Ivanychko. 2019. “Studying the Influence of Metakaolin on Self-Healing Processes in the Contact-Zone Structure of Concretes Based on the Alkali-Activated Portland Cement”. Eastern-European Journal of Enterprise Technologies 5 (6 (101):33-40. https://doi.org/10.15587/1729-4061.2019.181501.