@article{PismaZhETF.30.18,
    title = {Photogalvanic effects in bismuth silicate ($Bi_{12}SiO_{20})$},
    author = {Petrov, M. P. and Grachev, A. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {30},
    issue = {1},
    pages = {18},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20571.shtml},
}