00641naa#a2200169#i#450# EN\\bibl\122841 20260715095754.3 2686-9896 20260515b2026####ek#y0engy0150####ca RU USING SPREADSHEETS TO STUDY MATHEMATICAL LOGIC Journal article Angarsk Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University» 2026 1 с. Journal article local Преподавание отдельных учебных предметов. 372.8 Senotova Svetlana Anatol'evna angtu.editorum.ru