@article{PismaZhETF.30.723,
    title = {Anomalous photovoltaic effect in $LiNbO_3$:Fe in polarized light},
    author = {Fradkin, V. M. and Magomadov, R. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {30},
    issue = {11},
    pages = {723},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20739.shtml},
}