@article{PismaZhETF.44.85,
    title = {Observation of a soft mode and energy gaps during spontaneous spin reversal in $YbFeO_3$},
    author = {Dan'shin, N. K. and Kramarchuk, G. G. and Sdvizhkov, M. A.},
    journal = {Письма в ЖЭТФ},
    volume = {44},
    issue = {2},
    pages = {85},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20824.shtml},
}