@article{PismaZhETF.47.464,
    title = {Nonmagnetic spin polaron in a generalized Hubbard model for $CuO_2$ planes},
    author = {Glazman, L. I. and Ioselevich, A. S.},
    journal = {Письма в ЖЭТФ},
    volume = {47},
    issue = {9},
    pages = {464},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16563.shtml},
}