@article{05002583,
title = {Universal manifold pairings and positivity.},
journal = {Geometry \& Topology},
volume = {5},
year = {2005},
pages = {2303-2317},
doi = {10.2140/gt.2005.9.2305},
zbl = {1129.57035},
language = {en},
url = {http://dml.mathdoc.fr/item/05002583}
}
Freedman, Michael H.; Kitaev, Alexei; Nayak, Chetan; Slingerland, Johannes K.; Walker, Kevin; Wang, Zhenghan. Universal manifold pairings and positivity.. Geometry & Topology, Tome 5 (2005) pp. 2303-2317. doi : 10.2140/gt.2005.9.2305. http://gdmltest.u-ga.fr/item/05002583/