%0 Journal Article %T DETERMINATION OF THE COEFFICIENT OF EFFICIENCY OF BRIGHTENING ADDITIVES %A Sosnovskaya, N.G. %A Mihaylova, A.S. %A Cyrenova, O.A. %K bright nickel plating, brightening agent, the coefficient of efficiency. %J Modern Technologies and Scientific and Technological Progress %D 2020 %N 2018 %P 1 %I Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»