@article{PismaZhETF.34.328,
    title = {Natural birefringence of cubic CuBr crystals in the exciton part of the spectrum},
    author = {Gogolin, O. V. and Tsitsishvili, E. G. and Deiss, J. L. and Klingshirn, C. and Solomko, V. E.},
    journal = {Письма в ЖЭТФ},
    volume = {34},
    issue = {6},
    pages = {328},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23177.shtml},
}