@article{PismaZhETF.33.66,
    title = {Form factor of the decay $\omega\to\pi^0\mu^+\mu^-$ in a nonlocal quark model},
    author = {Dineikhan, M. and Efimov, G. V. and Ivanov, M. A.},
    journal = {Письма в ЖЭТФ},
    volume = {33},
    issue = {1},
    pages = {66},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22934.shtml},
}