Muradov Sirojiddin Husan o`g`li, Xakimov Xurshid Hamidulla o‘g‘li, & Siddiqova Madinabonu Asatilla qizi. (2021). NEW INNOVATIVE ENGINEERING SOLUTIONS TO THE PROBLEMS OF SIGNALIZATION AND SECURITY SYSTEMS. European Journal of Life Safety and Stability (2660-9630), 2, 28-30. Retrieved from http://www.ejlss.indexedresearch.org/index.php/ejlss/article/view/13