Affiliation: | 1.Tashkent Automobile and Road Institute, Tashkent, 100060, Uzbekistan ;2.Ulugbek National University of Uzbekistan, Tashkent, 100174, Uzbekistan ;3.Andizhan State University, Andizhan, 710000, Uzbekistan ;4.Physicotechnical Institute, Academy of Sciences of Uzbekistan, Tashkent, 100084, Uzbekistan ; |