%0 Journal Article %A Guermah, S. %A Djennoune, S. %A Bettayeb, M. %T Controllability and observability of linear discrete-time fractional-order systems %J International Journal of Applied Mathematics and Computer Science %D 2008 %P 213-222 %V 18 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IJAMCS_2008_18_2_a8/ %G en %F IJAMCS_2008_18_2_a8