@article{PismaZhETF.24.250,
    title = {De-excitation of $2_2^+$ levels in even-even nuclei with 60<A<150 and 190<A<220},
    author = {Demidov, A. M. and Govor, L. I.},
    journal = {Письма в ЖЭТФ},
    volume = {24},
    issue = {4},
    pages = {250},
    year = {1976},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_27810.shtml},
}