@article{01534891, title = {An optimal control problem on the Heisenberg Lie group }, journal = {General Mathematics}, volume = {5}, year = {1997}, pages = {323-330}, zbl = {0953.93019}, language = {en}, url = {http://dml.mathdoc.fr/item/01534891} }
Pop, Camelia. An optimal control problem on the Heisenberg Lie group . General Mathematics, Tome 5 (1997) pp. 323-330. http://gdmltest.u-ga.fr/item/01534891/