Analysis of the Irtysh surface water as natural sources of water supply and steam production in the heat and power industryGalina I. Egorova, Andrey N. Egorov, Yuriy V. Kobenko, Tatiana A. Martseva and Elena S. RiabovaMATEC Web Conf., 110 (2017) 01023DOI: https://doi.org/10.1051/matecconf/201711001023