For citations:

Khasanova A.A., Sirotkin A.S., Perushkina E.V. Resistance of bacterial biofilms comprising activated sludge microbial communities to physicochemical external factors. Proceedings of Universities. Applied Chemistry and Biotechnology. 2025;15(4):535-547. (In Russ.) https://doi.org/10.21285/achb.1010. EDN: AFVEBZ