@article{10_2140_agt_2007_7_135,
     author = {Turaev, Vladimir},
     title = {A function on the homology of 3{\textendash}manifolds},
     journal = {Algebraic and Geometric Topology},
     pages = {135--156},
     year = {2007},
     volume = {7},
     number = {1},
     doi = {10.2140/agt.2007.7.135},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/agt.2007.7.135/}
}