@article{PismaZhETF.12.447,
    title = {Linearized Gravitation Theory and the Graviton Mass},
    author = {Zakharov, V. I.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {12},
    issue = {9},
    pages = {447},
    year = {1970},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_26353.shtml},
}