@article{JETPL.114.346,
    title = {Influence of Cation Impurities and Both Cation and Anion Nonstoichiometry on Aluminum Oxide Energy Gap Width},
    author = {Zainullina, V. M. and Korotin, M. A.},
    journal = {JETP Lett.},
    volume = {114},
    issue = {5},
    pages = {296},
    year = {2021},
    doi = {10.1134/S0021364021170033},
    url = {http://jetpletters.ru/ps/dx/10.31857/S1234567821170109},
    note = {[Pisma v ZhETF 114, 346 (2021)]}
}