@article{PismaZhETF.6.815,
    title = {Dominance of the p and AI Mesons in the $\pi \to e\nu\gamma$ Decay},
    author = {Vainshtein, A. I.},
    journal = {Письма в ЖЭТФ},
    volume = {6},
    issue = {8},
    pages = {815},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25498.shtml},
}