@article{PismaZhETF.54.647,
    title = {Master equation for conformal field theories with auxiliary symmetries},
    author = {Belov, A. A. and Lozovik, Yu. E.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {54},
    issue = {11},
    pages = {647},
    year = {1991},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19174.shtml},
}