@article{NUMA_1976__26_132408,
     author = {M.R. Osborne and D.H. Anderson},
     title = {Discrete, {Linear} {Approximation} {Problems} in {Polyhedral} {Norms.}},
     journal = {Numerische Mathematik},
     pages = {179--190},
     publisher = {mathdoc},
     volume = {26},
     year = {1976},
     zbl = {0335.65003},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1976__26_132408/}
}