@article{PismaZhETF.34.363,
    title = {Quantum size effect in three-dimensional microscopic semiconductor crystals},
    author = {Ekimov, A. I. and Onushchenko, A. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {34},
    issue = {6},
    pages = {363},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23187.shtml},
}