@article{IJAMCS_2008_18_2_a8,
     author = {Guermah, S. and Djennoune, S. and Bettayeb, M.},
     title = {Controllability and observability of linear discrete-time fractional-order systems},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {213--222},
     publisher = {mathdoc},
     volume = {18},
     number = {2},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2008_18_2_a8/}
}