Generalized Blonder-Tinkham-Klapwijk theory and conductance spectra with particle-hole mixing interface potentialMarilena Catapano, Francesco Romeo, Roberta Citro and Filippo GiubileoEur. Phys. J. B, 88 12 (2015) 329DOI: https://doi.org/10.1140/epjb/e2015-60574-6