@article{PismaZhETF.13.143,
    title = {Relaxation Phenomena in Ferrites of the System $NiFe_{2-x}Cr_x$ ο4},
    author = {Nikolaev, V. I. and Popov, F. I. and Yakimov, S. S.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {13},
    issue = {3},
    pages = {143},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23987.shtml},
}