@article{MZ_1967__101_170824,
     author = {Wolfgang Wendland},
     title = {Die {Fredholmsche} {Alternative} f\"ur {Operatoren,} die bez\"uglich eines bilinearen {Funktionals} adjungiert sind.},
     journal = {Mathematische Zeitschrift},
     pages = {61--64},
     publisher = {mathdoc},
     volume = {101},
     year = {1967},
     zbl = {0147.34402},
     url = {http://geodesic.mathdoc.fr/item/MZ_1967__101_170824/}
}