@article{PismaZhETF.44.144,
    title = {Wess-Zumino action for the orbital dynamics of $^3He-A$},
    author = {Volovik, G. E.},
    journal = {Письма в ЖЭТФ},
    volume = {44},
    issue = {3},
    pages = {144},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_20873.shtml},
}