@article{PismaZhETF.11.200,
    title = {Oscillatory Approach to Singular Point in the Open Cosmological Model},
    author = {Lifshitz, E. M. and Khalatnikov, I. M.},
    journal = {Письма в ЖЭТФ},
    volume = {11},
    issue = {3},
    pages = {200},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26090.shtml},
}