Sharapova Madinabonu Baxtiyor qizi, and Kushnazarov Pulat Islamovich. “Automatic Fire Extinguishing Installations”. European Journal of Life Safety and Stability (2660-9630), vol. 23, Nov. 2022, pp. 66-70, http://www.ejlss.indexedresearch.org/index.php/ejlss/article/view/864.