@article{PismaZhETF.39.169,
    title = {Spontaneous electrical polarization of vortices in superfluid $^3He$},
    author = {Volovik, G. E.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {39},
    issue = {4},
    pages = {169},
    year = {1984},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19445.shtml},
}