TY JOUR TI Modern approaches to the creation of self-healing concrete using Bacillus and Sporosarcina bacteria KW self-healing concrete KW durability KW microbially induced calcium carbonate precipitation KW Bacillus KW Sporosarcina KW biomineralisation KW encapsulation of microorganisms JO Smart composite in construction AU Nizina, T.A. AU Kovshov, A.O. PY 2026 IS 7 PB Yaroslavl State Technical University