@article{MZ_1973__131_171904,
     author = {Barry Simon},
     title = {Schr\"odinger {Operators} with {Singular} {Magnetic} {Vector} {Potentials.}},
     journal = {Mathematische Zeitschrift},
     pages = {361--370},
     publisher = {mathdoc},
     volume = {131},
     year = {1973},
     zbl = {0277.47006},
     url = {http://geodesic.mathdoc.fr/item/MZ_1973__131_171904/}
}