@article{CRMATH_2023__361_G7_1081_0,
     author = {Bazao, Vanderl\'ea R. and de Oliveira, C\'esar R. and Diaz, Pablo A.},
     title = {On the {Birman{\textendash}Krein} {Theorem}},
     journal = {Comptes Rendus. Math\'ematique},
     pages = {1081--1086},
     publisher = {Acad\'emie des sciences, Paris},
     volume = {361},
     number = {G7},
     year = {2023},
     doi = {10.5802/crmath.473},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.5802/crmath.473/}
}