@article{PismaZhETF.59.535,
    title = {Link energy and universality class of a swollen annular knot-free homopolymer chain},
    author = {Ozol'-Kalnin, V. G.},
    journal = {Письма в ЖЭТФ},
    volume = {59},
    issue = {8},
    pages = {535},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19790.shtml},
}