00474naa#a2200157#i#4500001001500000005001700015011001400032100004100046102000700087200008100094210006600175215001000241608002700251700002100278856001700299EN\\bibl\9854220250905185410.5##a3034-4689##a20250801b2025####ek#y0engy0150####ca##aRU1#aUNUSUAL VALENCE STATES OF IMPURITIES IN THE DIRAC SEMIMETALeJournal article1#aKazancKazan National Research Technological Universityd2025##a4 с.##aJournal article2local#1aGoryunovgYu. V.4#avestniktu.ru