@article{PismaZhETF.37.212,
    title = {Excitation of lines in the infrared spectrum of $Hg_2CI_2$ crystals due to cell doubling with a phase transition},
    author = {Kaplyanskii, A. A. and Limonov, M. F. and Markov, Yu. F.},
    journal = {Письма в ЖЭТФ},
    volume = {37},
    issue = {5},
    pages = {212},
    year = {1983},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22777.shtml},
}