@article{PismaZhETF.14.205,
    title = {Observation of Small Polarons in $\beta-FeSi$ with the Aid of the Mossbauer Effect},
    author = {Duboytsev, I. A. and Sidorenko, F. A.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {14},
    issue = {4},
    pages = {205},
    year = {1971},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_24587.shtml},
}