@article{PismaZhETF.21.451,
    title = {Orientational dependence of the yield of bremsstrahlung photons of maximum energy in crystals},
    author = {Avakyan, R. O. and Arutyunyan, L. G. and Darbinyan, S. M. and Kalashnikov, N. P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {21},
    issue = {7},
    pages = {451},
    year = {1975},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22456.shtml},
}