@article{PismaZhETF.6.911,
    title = {Calculation of the Width of the $f^0 \to 2\gamma$ Decay from the Dispersion Sum Rules},
    author = {Radutskii, G. M.},
    journal = {Письма в ЖЭТФ},
    volume = {6},
    issue = {10},
    pages = {911},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25530.shtml},
}