@article{PismaZhETF.77.803,
    title = {Quasiparticles in the superconducting state of high-T$_c$ metals},
    author = {Amusia, M. Ya. and Shaginyan, V. R.},
    journal = {πΙΣΨΝΑ Χ φότζ},
    volume = {77},
    issue = {12},
    pages = {803},
    year = {2003},
    doi = {},
    url = {http://jetpletters.ru/ps/0/article_492.shtml},
}