@article{701394,
title = {Unitary representations of the Virasoro algebra},
booktitle = {Proceedings of the Winter School "Geometry and Physics"},
series = {GDML\_Books},
publisher = {Circolo Matematico di Palermo},
address = {Palermo},
year = {1985},
pages = {[129]-135},
mrnumber = {MR0853135},
zbl = {0593.17012},
url = {http://dml.mathdoc.fr/item/701394}
}
Kent, Adrian. Unitary representations of the Virasoro algebra, dans Proceedings of the Winter School "Geometry and Physics", GDML_Books, (1985), pp. [129]-135. http://gdmltest.u-ga.fr/item/701394/