@article{MZ_1922__14_183575,
     author = {S. Bochner},
     title = {\"Uber orthogonale {Systeme} analytischer {Funktionen}},
     journal = {Mathematische Zeitschrift},
     pages = {180--207},
     publisher = {mathdoc},
     volume = {14},
     year = {1922},
     language = {de},
     url = {http://geodesic.mathdoc.fr/item/MZ_1922__14_183575/}
}