@article{TSG_2015-2016__33__1_0, author = {Valentina Franceschi and Dario Prandi and Luca Rizzi}, title = {Recent results on the essential self-adjointness of {sub-Laplacians,} with some remarks on the presence of characteristic points}, journal = {S\'eminaire de th\'eorie spectrale et g\'eom\'etrie}, pages = {1--15}, publisher = {Institut Fourier}, address = {Grenoble}, volume = {33}, year = {2015-2016}, doi = {10.5802/tsg.311}, language = {en}, url = {https://tsg.centre-mersenne.org/articles/10.5802/tsg.311/} }