@article{02012592, title = {Chern-Simons forms of pseudo-Riemannian homogeneity on the oscillator group.}, journal = {International Journal of Mathematics and Mathematical Sciences}, volume = {2003}, year = {2003}, pages = {3007-3014}, doi = {10.1155/S0161171203210164}, zbl = {1049.53049}, language = {en}, url = {http://dml.mathdoc.fr/item/02012592} }
Gadea, P. M.; Oubiña, J. A. Chern-Simons forms of pseudo-Riemannian homogeneity on the oscillator group.. International Journal of Mathematics and Mathematical Sciences, Tome 2003 (2003) pp. 3007-3014. doi : 10.1155/S0161171203210164. http://gdmltest.u-ga.fr/item/02012592/