@article{GT_2007_11_3_a8,
     author = {Goette, Sebastian and Zickert, Christian},
     title = {The {Extended} {Bloch} {Group} and the {Cheeger{\textendash}Chern{\textendash}Simons} {Class}},
     journal = {Geometry & topology},
     pages = {1623--1635},
     publisher = {mathdoc},
     volume = {11},
     number = {3},
     year = {2007},
     doi = {10.2140/gt.2007.11.1623},
     url = {http://geodesic.mathdoc.fr/articles/10.2140/gt.2007.11.1623/}
}