@article{IJAMCS_2002_12_2_a4,
     author = {Jank, G.},
     title = {Controllability, {Observability} and {Optimal} {Control} of {Continuous-Time} {2-D} {Systems}},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {181--195},
     publisher = {mathdoc},
     volume = {12},
     number = {2},
     year = {2002},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2002_12_2_a4/}
}