@article{PismaZhETF.5.16,
    title = {Irreversibility of Transition of NMR Signals Through a Weak Field in Some Molecular Crystals},
    author = {Fedin, E. I. and Gorskaya, N. V.},
    journal = {Письма в ЖЭТФ},
    volume = {5},
    issue = {1},
    pages = {16},
    year = {1967},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_25083.shtml},
}