@article{PismaZhETF.59.278,
    title = {How could you measure a negative probability?},
    author = {Belinskii, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {59},
    issue = {4},
    pages = {278},
    year = {1994},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19615.shtml},
}