Geometry & Topology Volume 10 (2006)

S Garoufalidis, An extended version of additive K-theory, Journal of K-theory K-theory and its Applications to Algebra Geometry and Topology 4 (2009) 391

S Goette, C Zickert, The Extended Bloch Group and the Cheeger–Chern–Simons Class, Geometry & Topology 11 (2007) 1623

M Matthey, W Pitsch, J Scherer, Generalized orientations and the Bloch invariant, Journal of K-theory K-theory and its Applications to Algebra Geometry and Topology (2009) 1