@article{IJAMCS_2000_10_2_a8,
     author = {Zerrik, E. H. and Badraoui, L.},
     title = {Sensor {Characterization} for {Regional} {Boundary} {Observability}},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {345--356},
     publisher = {mathdoc},
     volume = {10},
     number = {2},
     year = {2000},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2000_10_2_a8/}
}