@article{PismaZhETF.31.3,
    title = {The plasma echo in bismuth},
    author = {Leviev, G. I. and Potapenko, S. Yu.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {31},
    issue = {1},
    pages = {3},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20223.shtml},
}