@article{PismaZhETF.5.20,
    title = {Ferroelectric Effect in a Laser Beam},
    author = {Chaban, A. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {5},
    issue = {1},
    pages = {20},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25085.shtml},
}