@article{1063372345, author = {Boeckx, Eric}, title = {Invariant locally $\phi$-symmetric contact structures on Lie groups}, journal = {Bull. Belg. Math. Soc. Simon Stevin}, volume = {10}, number = {1}, year = {2003}, pages = { 391-407}, language = {en}, url = {http://dml.mathdoc.fr/item/1063372345} }
Boeckx, Eric. Invariant locally φ-symmetric contact structures on Lie groups. Bull. Belg. Math. Soc. Simon Stevin, Tome 10 (2003) no. 1, pp. 391-407. http://gdmltest.u-ga.fr/item/1063372345/