@article{PismaZhETF.105.504,
    title = {Lifshitz transitions via the type-II Dirac and type-II Weyl points},
    author = {Zhang, K. and Volovik, G. E.},
    journal = {Письма в ЖЭТФ},
    volume = {105},
    issue = {8},
    pages = {504},
    year = {2017},
    doi = {10.7868/S0370274X17080094},
    url = {http://jetpletters.ru/ps/dx/10.7868/S0370274X17080094},
    note = {[JETP Letters 105, 519 (2017)]}
}