Voir la notice de l'article provenant de la source The Polish Digital Mathematics Library
@article{CC_2009_38_4B_a6, author = {Jakubczyk, Bronis{\l}aw}, title = {Curvatures of single-input control systems}, journal = {Control and Cybernetics}, pages = {1375--1391}, publisher = {mathdoc}, volume = {38}, number = {4B}, year = {2009}, zbl = {1236.49051}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CC_2009_38_4B_a6/} }
Jakubczyk, Bronisław. Curvatures of single-input control systems. Control and Cybernetics, Tome 38 (2009) no. 4B, pp. 1375-1391. http://geodesic.mathdoc.fr/item/CC_2009_38_4B_a6/