@article{PismaZhETF.33.71,
    title = {Form factor of $\eta$ meson in quantum chromodynamics},
    author = {Terent'ev, M. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {33},
    issue = {1},
    pages = {71},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22936.shtml},
}