@article{PismaZhETF.20.748,
    title = {Angular distributions of secondary pions in the reaction $\pi^- p \to \pi^- \pi^+ n$},
    author = {Kartamyshev, A. A. and Mikhin, K. N. and Romantseva, A. S. and Patarakin, O. O. and Sulkovskaya, M. M. and Sustavov, A. F. and Surkova, L. V. and Chernysheva, L. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {20},
    issue = {11},
    pages = {748},
    year = {1974},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27402.shtml},
}