Some characterizations of totally nonpositive (totally negative) matrices.
Canto, Rafael ; Ricarte, Beatriz ; Urbano, Ana Maria
ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 20 (2010), p. 241-253 / Harvested from The Electronic Library of Mathematics
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Publié le : 2010-01-01
EUDML-ID : urn:eudml:doc:230802 
@article{05850012,
     title = {Some characterizations of totally nonpositive (totally negative) matrices.},
     journal = {ELA. The Electronic Journal of Linear Algebra [electronic only]},
     volume = {20},
     year = {2010},
     pages = {241-253},
     zbl = {1207.15036},
     language = {en},
     url = {http://dml.mathdoc.fr/item/05850012}
}

Canto, Rafael; Ricarte, Beatriz; Urbano, Ana Maria. Some characterizations of totally nonpositive (totally negative) matrices.. ELA. The Electronic Journal of Linear Algebra [electronic only], Tome 20 (2010) pp. 241-253. http://gdmltest.u-ga.fr/item/05850012/