@article{PismaZhETF.72.285,
    title = {Zero modes for Dirac fermions on a sphere with fractional vortex},
    author = {Osipov, V. A. and Kochetov, E. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {72},
    issue = {4},
    pages = {285},
    year = {2000},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_13727.shtml},
}