@article{PismaZhETF.57.360,
    title = {Size-dependent indirect exchange, magnetoelectric effect, and superconductivity in small particles and thin films},
    author = {Nagaev, E. L.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {57},
    issue = {6},
    pages = {360},
    year = {1993},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_17795.shtml},
}