@article{PismaZhETF.33.500,
    title = {Negative differential conductivity (NDC) in semiconductors with a negative magnetic resistance (NMR)},
    author = {Ambrazyavichene, V. and Brazis, R. and Kachyulis, S. and Kunig-elis, A. and Parshyalyunas, A. and Shiktorov, P.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {33},
    issue = {10},
    pages = {500},
    year = {1981},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23066.shtml},
}