@article{PismaZhETF.63.729,
    title = {Fermions on half-quantum vortex},
    author = {Volovik, G. E.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {63},
    issue = {9},
    pages = {729},
    year = {1996},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_14833.shtml},
}