@article{PismaZhETF.22.371,
    title = {Inhomogeneous stationary states in the Heisenberg model},
    author = {Pokrovskii, V. L. and Khokhlachev, S. B.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {22},
    issue = {7},
    pages = {371},
    year = {1975},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_23344.shtml},
}