@article{PismaZhETF.92.751,
    title = {Fermions with cubic and quartic spectrum},
    author = {Heikkilä, T. T. and Volovik, G. E.},
    journal = {Письма в ЖЭТФ},
    volume = {92},
    issue = {10},
    pages = {751},
    year = {2010},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_29062.shtml},
}