@article{PismaZhETF.32.143,
    title = {Superfluidity of the vacuum near an anisotropic singularity: a new phase transition},
    author = {Grib, A. A. and Mamaev, S. G. and Mostepanenko, V. M.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {32},
    issue = {2},
    pages = {143},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21655.shtml},
}