@article{PismaZhETF.29.132,
    title = {Phase separation in rare-earth superconducting metal compounds},
    author = {Savchenko, M. A. and Stefanovich, A. V.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {29},
    issue = {2},
    pages = {132},
    year = {1979},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_22038.shtml},
}