@article{GDZPPN002307545,
title = {Essential Self-Adjointness of Schr\"odinger Operators with Positive Potentials.},
journal = {Mathematische Annalen},
volume = {201},
year = {1973},
pages = {211-220},
zbl = {0234.47027},
url = {http://dml.mathdoc.fr/item/GDZPPN002307545}
}
Simon, B. Essential Self-Adjointness of Schrödinger Operators with Positive Potentials.. Mathematische Annalen, Tome 201 (1973) pp. 211-220. http://gdmltest.u-ga.fr/item/GDZPPN002307545/