@article{MZ_1978__160_172680,
     author = {Hermann Sohr},
     title = {\"Uber die {Selbstadjungiertheit} von {Schr\"odinger} {Operatoren.}},
     journal = {Mathematische Zeitschrift},
     pages = {255--262},
     publisher = {mathdoc},
     volume = {160},
     year = {1978},
     zbl = {0363.47015},
     url = {http://geodesic.mathdoc.fr/item/MZ_1978__160_172680/}
}