@article{EJDE_2009__2009__a185,
     author = {Davis, John M. and Gravagne, Ian A. and Jackson, Billy J. and Marks II, Robert J.},
     title = {Controllability, observability, realizability, and stability of dynamic linear systems},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {2009},
     year = {2009},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_2009__2009__a185/}
}