@article{PismaZhETF.3.333,
    title = {Check on T-invariance in the $\pi^+\to e^+ + \nu + \gamma$ Decay},
    author = {Vainshtein, A. I. and loffe, B. L.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {3},
    issue = {8},
    pages = {333},
    year = {1966},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24764.shtml},
}