@article{PismaZhETF.51.86,
    title = {Phase conjugation by four-wave mixing in a stratifying solution},
    author = {Viznyuk, S. A. and Pashinin, P. P. and Prokhorov, A. M. and Rastopov, S. F. and Sukhodol'skii, A. T.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {51},
    issue = {2},
    pages = {86},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17193.shtml},
}