00555naa#a2200193#i#450# EN\\bibl\98552 20250828041953.4 3034-4689 20250801b2025####ek#y0engy0150####ca RU ION EXCHANGE MODELING ON MIXED CATIONITE H+, NA+ IN WATERPROOF PROCESSES Journal article Kazan Kazan National Research Technological University 2025 5 с. Journal article local Prokopovich A. E. Sablin E. V. vestniktu.ru