Ratushnyi, R., Khmel, P., Tryhuba, A., Martyn, E., & Prydatko, O. (2019). Substantiating the effectiveness of projects for the construction of dual systems of fire suppression. Eastern-European Journal of Enterprise Technologies, 4(3 (100), 46–53. https://doi.org/10.15587/1729-4061.2019.175275