@article{PismaZhETF.56.268,
    title = {Effect of domain structure on the energy spectrum of narrow-gap ferroelectric semiconductors},
    author = {Idlis, B. G. and Usmanov, M. Sh.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {56},
    issue = {5},
    pages = {268},
    year = {1992},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19426.shtml},
}