@article{ELA_2008__17__a43,
     author = {Johnson, Charles R. and Reams, Robert},
     title = {Constructing copositive matrices from interior matrices},
     journal = {The electronic journal of linear algebra},
     pages = {9--20},
     publisher = {mathdoc},
     volume = {17},
     year = {2008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ELA_2008__17__a43/}
}