@article{JRAM_1992__431_153450,
     author = {Christian G. Simader},
     title = {Remarks on essential self-adjointness of {Schr\"odinger} operators with singular electrostatic potentials.},
     journal = {Journal f\"ur die reine und angewandte Mathematik},
     pages = {1--6},
     publisher = {mathdoc},
     volume = {431},
     year = {1992},
     zbl = {0776.35009},
     url = {http://geodesic.mathdoc.fr/item/JRAM_1992__431_153450/}
}