@article{PismaZhETF.27.359,
    title = {Effect of vacancions on a crystal lattice structure},
    author = {Pushkarov, D. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {27},
    issue = {6},
    pages = {359},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23716.shtml},
}