TY JOUR TI IMPROVEMENT OF THE TECHNOLOGICAL PROCESS OF OBTAINING PROTECTIVE AND DECORATIVE COATINGS KW multilayer coating KW tin-nickel alloy KW protective and decorative coatings. JO Modern Technologies and Scientific and Technological Progress AU Dubrovin, S.S. AU Sosnovskaya, N.G. AU Dobrynina, N.N. PY 2020 IS 2020 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»