@article{PismaZhETF.37.456,
    title = {Negative photoconductivity in $Pb_{1-x}Sn_xTe$:In},
    author = {Zasavitskii, I. I. and Matveenko, A. V. and Matsonashvili, B. N. and Trofimov, V. T.},
    journal = {Письма в ЖЭТФ},
    volume = {37},
    issue = {10},
    pages = {456},
    year = {1983},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22856.shtml},
}