@article{ELA_1998__4__a3, author = {Furtado, Susana and Silva, Fernando C.}, title = {On the characteristic polynomial of matrices with prescribed columns and the stabilization and observability of linear systems}, journal = {The electronic journal of linear algebra}, pages = {19--31}, publisher = {mathdoc}, volume = {4}, year = {1998}, language = {en}, url = {http://geodesic.mathdoc.fr/item/ELA_1998__4__a3/} }