@article{PismaZhETF.29.439,
    title = {$\eta$-meson decay into $\gamma \mu^+\mu$ the vector dominance model},
    author = {Budnev, V. M. and Karnakov, V. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {29},
    issue = {7},
    pages = {439},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22116.shtml},
}