@article{PismaZhETF.20.684,
    title = {O'Raifeartaigh theorem for groups containing spinor generators},
    author = {Konopel'chenko, B. C.},
    journal = {Письма в ЖЭТФ},
    volume = {20},
    issue = {10},
    pages = {684},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27380.shtml},
}