@article{GDZPPN001167510,
title = {Towards an Algebraic Characterization of Convex Polyhedral Cones.},
journal = {Numerische Mathematik},
volume = {11},
year = {1968},
pages = {134-138},
zbl = {0165.34702},
url = {http://dml.mathdoc.fr/item/GDZPPN001167510}
}
WITZGALL, C.; WETS, R.J.B. Towards an Algebraic Characterization of Convex Polyhedral Cones.. Numerische Mathematik, Tome 11 (1968) pp. 134-138. http://gdmltest.u-ga.fr/item/GDZPPN001167510/