@article{MZ_1972__126_171722,
     author = {Upke-Walther Schmincke},
     title = {Essential {Selfadjointness} of {Dirac} {Operators} with a {Strongly} {Singular} {Potential.}},
     journal = {Mathematische Zeitschrift},
     pages = {71--81},
     publisher = {mathdoc},
     volume = {126},
     year = {1972},
     zbl = {0248.35091},
     url = {http://geodesic.mathdoc.fr/item/MZ_1972__126_171722/}
}