00613naa#a2200193#i#450# EN\\bibl\106300 20251205172718.5 2413-046X 20251203b2025####ek#y0engy0150####ca RU MATHEMATICAL MODELING OF EPIDEMIC DYNAMICS AND DISEASE SPREAD USING THE SIR MODEL Journal article Moscow Electronic science 2025 21 с. Journal article local Sidorov Andrey Alekseevich Astaf'ev Rustam Uralovich Gorshunova Tat'yana Alekseevna Morozova Tat'yana Anatol'evna mshj.ru