Effect of microfillers on the concrete structure formation Olga Borziak, Stanislav Vandolovskyi, Vitalij Chajka, Volodymyr Perestiuk and Oleksandr Romanenko MATEC Web Conf., 116 (2017) 01001 Published online: 10 July 2017 DOI: 10.1051/matecconf/201711601001