@article{PismaZhETF.43.541,
    title = {The Josephson effect in superfluid helium-3 flowing through a narrow aperture},
    author = {Kopnin, N. B.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {43},
    issue = {11},
    pages = {541},
    year = {1986},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_21435.shtml},
}