@article{GDZPPN00046256X, title = {Invariants of Three-dimensional Manifolds.}, journal = {Geometric and functional analysis}, volume = {6}, year = {1996}, pages = {268-300}, zbl = {0870.57017}, url = {http://dml.mathdoc.fr/item/GDZPPN00046256X} }
Kazhdan, D.; Gelfand, S. Invariants of Three-dimensional Manifolds.. Geometric and functional analysis, Tome 6 (1996) pp. 268-300. http://gdmltest.u-ga.fr/item/GDZPPN00046256X/