@article{PismaZhETF.32.132,
    title = {The effect  of indium impurities on the photoluminescence of $Pb_{1-x}Sn_xTe$ at high excitation levels},
    author = {Aitikeeva, T. D. and Geiman, K. I. and Levedev, A. I. and Matveenko, A. V. and Yunovich, A. E.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {32},
    issue = {2},
    pages = {132},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21652.shtml},
}