@article{b254d80004d946c794fcfdb81b338e8a,
title = "The Anderson model in a superconductor: Phi-derivable theory",
keywords = "Anderson impurity model, BCS superconductor, U-perturbation theory, Anderson impurity model, BCS superconductor, U-perturbation theory, Anderson impurity model, BCS superconductor, U-perturbation theory",
author = "A.T. Alastalo and R.J. Joynt and M.M. Salomaa",
year = "1998",
language = "English",
volume = "10",
pages = "L63--L68",
journal = "Journal of physics: Condensed matter",
issn = "1361-648X",
publisher = "Institute of Physics Publishing",
number = "3",
}