@article{PismaZhETF.39.491,
    title = {Electric quadrupole photoexcitation of $\Delta_{33}$ and experimental confirmation of the tensor interaction of quarks},
    author = {Grushin, V. F. and Leikin, E. M. and Rotvain, A. Ya. and Shikanyan, A. A.},
    journal = {Письма в ЖЭТФ},
    volume = {39},
    issue = {10},
    pages = {491},
    year = {1984},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19684.shtml},
}