TY JOUR TI INVESTIGATION OF CORROSION RESISTANCE OF COMPOSITE CEMENTS WITH A COMPLEX ZEOLITE MODIFIER KW zeolite suspension KW modifier KW corrosion resistance KW sodium sulfate solution KW aggressive environment KW strength KW sulfate resistance KW chemical resistance coefficient JO Technique and technology of silicates AU Kozlova, I.V. AU Sinotova, M.V. AU Zemskova, O.V. AU Borisenkov, N.S. AU Zalazaeva, A.N. PY 2026 IS 33 PB Individual Entrepreneur Svetlana Vasilievna Samchenko