TY JOUR TI ECOLOGICAL AND ECONOMIC ASSESSMENT OF THE INTRODUCTION OF A WASTEWATER TREATMENT PLANT AT A MUNICIPAL SOLID WASTE LAND-FILL (SAYANSK) KW landfill landfill KW collection KW cleaning KW disposal of landfill filtrate JO Modern Technologies and Scientific and Technological Progress AU Sergacheva, E.A. AU Filippova, T.M. PY 2022 IS 2022 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»