@article{PismaZhETF.32.479,
    title = {Observation of a photodielectric effect associated with the excited states of shallow acceptors in germanium},
    author = {Petrov, A. V. and Bocharnikov, V. I. and Godik, E. E. and Sinis, V. P.},
    journal = {Письма в ЖЭТФ},
    volume = {32},
    issue = {7},
    pages = {479},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21774.shtml},
}