@article{PismaZhETF.29.109,
    title = {Phase analysis of the $\pi^+\pi^0$ and $\pi^-\pi^0$ interactions in the reaction $n\pm p\to \pi \pm \pi^0p$},
    author = {Alekseeva, E. A. and Kartamyshev, A. A. and Makar'in, V. K. and Mukhin, K. N. and Potarakin, O. O. and Sulkovskaya, M. M. and Sustavov, A. F. and Surkova, L. V. and Chernysheva, L. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {29},
    issue = {1},
    pages = {109},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22034.shtml},
}