@article{PismaZhETF.18.641,
    title = {Anisotropy of the hyperfine interaction in single cyrstal $Al(N0_3)_3\dot-9H_2O$:$Fe^{3+}$},
    author = {Yakimov, S. S. and Zarubin, V. N.},
    journal = {Письма в ЖЭТФ},
    volume = {18},
    issue = {10},
    pages = {641},
    year = {1973},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24053.shtml},
}