@article{PismaZhETF.18.527,
    title = {Pion-deuteron and pion-nucleon scattering lengths},
    author = {Kolybasov, V. M. and Kudryavtsev, A. E.},
    journal = {Письма в ЖЭТФ},
    volume = {18},
    issue = {8},
    pages = {527},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24037.shtml},
}