Seismic resistance estimation of multi-story steel frames under ductility level earthquake impact by nonlinear static methodMaksim Zubritskiy, Oleg Ushakov, Linar Sabitov and Karina NabiullinaE3S Web Conf., 263 (2021) 03011DOI: https://doi.org/10.1051/e3sconf/202126303011