@article{PismaZhETF.48.550,
    title = {Direct observation of resonant states associated with vacancy defects in the chalcogenide sublattice of PbTe},
    author = {Chernik, I. A. and Berezin, A. V. and Lykov, S. N. and Sabo, E. P. and Titarenko, Yu. D.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {48},
    issue = {10},
    pages = {550},
    year = {1988},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16791.shtml},
}