@article{PismaZhETF.40.356,
    title = {Supersymmetry vacuum configurations in a d=11 supergravity},
    author = {Volkov, D. V. and Sorokin, D. P. and Tkach, V. I.},
    journal = {Письма в ЖЭТФ},
    volume = {40},
    issue = {8},
    pages = {356},
    year = {1984},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_19051.shtml},
}