@article{PismaZhETF.49.483,
    title = {Mutual phase conjugation of incoherent light beams in a photoref ractive crystal},
    author = {Zozulya, A. A. and Mamaev, A. V.},
    journal = {Письма в ЖЭТФ},
    volume = {49},
    issue = {9},
    pages = {483},
    year = {1989},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_16960.shtml},
}