@article{PismaZhETF.5.404,
    title = {Two-particle Inelastic Reactions and Moving Branch Points in Angular-momentum Plane},
    author = {Ansel'm, A. A. and Dyatlov, I. T.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {11},
    pages = {404},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25213.shtml},
}