@article{PismaZhETF.52.755,
    title = {Initial stages of the melting of a GaAs surface by femtosecond laser pulses: Study by second-harmonic-generation method},
    author = {Govorkov, S. V and Shumai, I. L. and Rudolph, W. and Schroder, T.},
    journal = {Письма в ЖЭТФ},
    volume = {52},
    issue = {2},
    pages = {755},
    year = {1990},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17452.shtml},
}