@article{PismaZhETF.30.173,
    title = {Lifshits points for two-dimensional representations},
    author = {Sannikov, D. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {30},
    issue = {3},
    pages = {173},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20609.shtml},
}