@article{PismaZhETF.41.402,
    title = {Gravitational instability of the universe filled with a scalar field},
    author = {Mukhanov, V. F.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {41},
    issue = {9},
    pages = {402},
    year = {1985},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22380.shtml},
}