A. Thomas, E. Devaux, K. Nagarajan, T. Chervy, M. Seidel, G. Rogez, J. Robert, M. Drillon, T. T. Ruan, S. Schlittenhardt, M. Ruben, D. Hagenmüller, S. Schütz, J. Schachenmayer, C. Genet; G. Pupillo, T. W. Ebbesen
Journal of Chemical Physics
https://pubs.aip.org/aip/jcp/article-abstract/162/13/134701/3341524/Exploring-superconductivity-under-strong-coupling