@article{PismaZhETF.2.409,
    title = {Elastic $180^\circ$ Scattering of $\pi^+$ Mesons by Protons at High Energies},
    author = {Vovenko, A. S. and Gus'kov, B. N. and Likhachev, M. F. and Lyubimov, A. L. and Matulenko, Yu. A. and Savin, I. A. and Stavinskii, V. S.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {2},
    issue = {9},
    pages = {409},
    year = {1965},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24628.shtml},
}