@article{PismaZhETF.50.217,
    title = {Finite-size effects in conformal theories and the nonlocal operators in one-dimensional quantum systems},
    author = {Zabrodin, A. V. and Mironov, A. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {50},
    issue = {5},
    pages = {217},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17089.shtml},
}