@article{BSMF_2009__137_1_63_0, author = {Seshadri, Neil}, title = {Approximately {Einstein} {ACH} metrics, volume renormalization, and an invariant for contact manifolds}, journal = {Bulletin de la Soci\'et\'e Math\'ematique de France}, pages = {63--91}, publisher = {Soci\'et\'e math\'ematique de France}, volume = {137}, number = {1}, year = {2009}, doi = {10.24033/bsmf.2569}, mrnumber = {2496701}, zbl = {1176.53078}, language = {en}, url = {http://www.numdam.org/articles/10.24033/bsmf.2569/} }