@article{PismaZhETF.50.156,
    title = {Photocurrent in structures with quantum wells with an optical orientation of free carriers},
    author = {Ivchenko, E. L. and Lyanda-Geller, Yu. B. and Pikus, G. E.},
    journal = {Письма в ЖЭТФ},
    volume = {50},
    issue = {3},
    pages = {156},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17072.shtml},
}