TY JOUR TI THERMO-OXIDATIVE STABILITY OF PROTON-EXCHANGE MEMBRANES BASED ON STYRENE SULPHIC ACID AND N-VINYLIMIDAZOLE COPOLYMERS KW proton-conducting membranes KW radical copolymerization KW styrene sulfonic acid KW N-vinylimidazole JO Modern Technologies and Scientific and Technological Progress AU Raskulova, T.V. AU Lebedeva, O.V. AU Kulshrestha, V.. PY 2023 IS 2023 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»