Calculation of pipeline branches with considering nonlinearity of elastic baseT. K. Ostonov, Sh. N. Shukurov, N. Naxalboyev, N. Jalilov, Z. Jurayeva and S.T. ErkinovE3S Web of Conf., 410 (2023) 05027DOI: https://doi.org/10.1051/e3sconf/202341005027