@article{10_14736_kyb_2016_6_0837,
     author = {Ayala, V{\'\i}ctor and Kizil, Ey\"up},
     title = {The covering semigroup of invariant control systems on {Lie} groups},
     journal = {Kybernetika},
     pages = {837--847},
     publisher = {mathdoc},
     volume = {52},
     number = {6},
     year = {2016},
     doi = {10.14736/kyb-2016-6-0837},
     mrnumber = {3607850},
     zbl = {06707376},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.14736/kyb-2016-6-0837/}
}