@article{05169440, title = {Surfaces in three-dimensional Lie groups.}, journal = {Sibirskij Matematicheskij Zhurnal}, volume = {46}, year = {2005}, pages = {1248-1264}, zbl = {1117.53045}, language = {en}, url = {http://dml.mathdoc.fr/item/05169440} }
Berdinskij, D.A.; Tajmanov, I.A. Surfaces in three-dimensional Lie groups.. Sibirskij Matematicheskij Zhurnal, Tome 46 (2005) pp. 1248-1264. http://gdmltest.u-ga.fr/item/05169440/