@article{10_21136_CMJ_1978_101512,
     author = {Fiedler, Miroslav and Pt\'ak, Vlastimil},
     title = {The rank of extreme positive operators on polyhedral cones},
     journal = {Czechoslovak Mathematical Journal},
     pages = {45--55},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {1978},
     doi = {10.21136/CMJ.1978.101512},
     mrnumber = {0467533},
     zbl = {0389.52011},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1978.101512/}
}