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\bibitem{VargasParedes_etal2020} {\textquotedblleft}\textit{Crossband versus intraband pairing in superconductors: signatures and consequences of the interplay}{\textquotedblright}. Vargas Paredes AA, Shanenko AA, Vagov A, Milo{\v s}evi{\'c} MV, Perali A, Physical Review B \textbf{101}, 094516 (2020).   http://doi.org/10.1103/PHYSREVB.101.094516

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