@article{PismaZhETF.43.358,
    title = {Influence of relativistic effects on the level widths of baryonium},
    author = {Karmanov, V. A. and Shapiro, I. S.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {43},
    issue = {8},
    pages = {358},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21349.shtml},
}