@article{PismaZhETF.28.196,
    title = {Dipole and quadrupole bound excitons in $Cu_2O$ crystals doped with cadmium},
    author = {Kreingol'd, F. I. and Tsurikov, V. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {28},
    issue = {4},
    pages = {196},
    year = {1978},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24119.shtml},
}