@article{PismaZhETF.36.410,
    title = {The decays $A_1\to \pi\gamma$ and $B\to\pi\gamma$},
    author = {Efimov, G. V. and Kuz'min, V. A. and Solomonovich, M. M.},
    journal = {Письма в ЖЭТФ},
    volume = {36},
    issue = {11},
    pages = {410},
    year = {1982},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20221.shtml},
}