@article{PismaZhETF.61.356,
    title = {Partial conservation of spin-isospin SU(4) symmetry in nuclei in  connection with the rate of $2\nu\beta\beta$ decay},
    author = {Rumyantsev, O. A. and Urin, M. G.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {61},
    issue = {5},
    pages = {356},
    year = {1995},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_18189.shtml},
}