Study of optimality of existing 10 kV overhead wire standard section scale A D Taslimov, S. A. Keshuov, A. A. Yuldashev, K K Baymuratov and T S Mamarasulova E3S Web Conf., 289 (2021) 07011 Published online: 13 July 2021 DOI: 10.1051/e3sconf/202128907011