@article{1104159311,
author = {Freed, Daniel S. and Vafa, Cumrun},
title = {Global anomalies on orbifolds},
journal = {Comm. Math. Phys.},
volume = {108},
number = {1},
year = {1987},
pages = { 349-389},
language = {en},
url = {http://dml.mathdoc.fr/item/1104159311}
}
Freed, Daniel S.; Vafa, Cumrun. Global anomalies on orbifolds. Comm. Math. Phys., Tome 108 (1987) no. 1, pp. 349-389. http://gdmltest.u-ga.fr/item/1104159311/