@article{PismaZhETF.31.560,
    title = {Long-wave asymptotic form of the many-body Green's functions of a onedimensional Bose gas},
    author = {Popov, V. N.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {31},
    issue = {9},
    pages = {560},
    year = {1980},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20478.shtml},
}