@article{PismaZhETF.15.204,
    title = {Change of Topology of Fermi Surface in Crystals with an Additional Long Period, and Some Associated Effects},
    author = {Brandt, N. B. and Ioon, E. R. and Chudinov, S. M. and Yakovlev, G. D.},
    journal = {Письма в ЖЭТФ},
    volume = {15},
    issue = {4},
    pages = {204},
    year = {1972},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26529.shtml},
}