00588naa#a2200157#i#4500001001600000005001700016011001400033100004100047102000700088200020800095210006600303215001100369608002700380700000600407856001700413EN\\bibl\11418720260204161946.3##a3034-4689##a20260131b2026####ek#y0engy0150####ca##aRU1#aCHEMISTRY - XXI CENTURY. PROBLEMS AND ACHIEVEMENTS IN THE DEVELOPMENT OF CHEMISTRY AS A UNITARY FUNDAMENTAL SCIENCE PART 1. CHARACTERISATION OF THE PRESENT STAGE OF CHEMISTRY DEVELOPMENTeJournal article1#aKazancKazan National Research Technological Universityd2026##a18 с.##aJournal article2local#1g 4#avestniktu.ru