TY JOUR TI Creation of resource-saving systems of water economy of tanneries KW tannery KW closed systems KW reuse KW wash water KW biological treatment KW treated wastewater KW technical water. JO Journal of Technical Research AU Kudryashova, G.N. AU Nekrasova, K.I. AU Ivanov, V.V. PY 2018 IS 4 PB INFRA-M Academic Publishing LLC.