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@article{NUMA_1976__27_132470, author = {B.F. Sherman}, title = {A {Counterexample} to {Greenberg's} {Algorithm} for {Solving} {Linear} {Inequalities.}}, journal = {Numerische Mathematik}, pages = {491--492}, publisher = {mathdoc}, volume = {27}, year = {1976}, zbl = {0358.65059}, url = {http://geodesic.mathdoc.fr/item/NUMA_1976__27_132470/} }
B.F. Sherman. A Counterexample to Greenberg's Algorithm for Solving Linear Inequalities.. Numerische Mathematik, Tome 27 (1976), pp. 491-492. http://geodesic.mathdoc.fr/item/NUMA_1976__27_132470/