00816naa#a2200229#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200016400102210005800266215001100324608002700335675001900362700003900381700004800420700003100468700003200499700003400531856002100565EN\\bibl\3623720240420153436.6##a2072-9502##a20191025b2019####ek#y0engy0150####ca0#aRUS##aRU1#aNUMERICAL CALCULATION OF NONSTATIONARY FRACTIONAL DIFFERENTIAL EQUATION IN PROBLEMS OF MODELING TOXIC SUBSTANCES DISTRIBUTION IN GROUND WATERSeJournal article1#aAstrakhancAstrakhan State Technical Universityd2019##a10 с.##aJournal article2local##a. 504.054zRUS#1aAfanasyevagAlexandra Alekseyevna #1aShvetsova-ShilovskayagTatyana Nikolayevna #1aIvanovgDmitriy Evgenevich#1aNazarenkogDenis Igorevich #1aKazarezovagElena Victorovna 4#avestnik.astu.org