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@article{NUMA_1993__65_4_133733, author = {Yongzhong Song}, title = {Some comparison theorems for nonnegative splittings of matrices.}, journal = {Numerische Mathematik}, pages = {245--252}, publisher = {mathdoc}, volume = {65}, number = {4}, year = {1993}, zbl = {0803.65035}, url = {http://geodesic.mathdoc.fr/item/NUMA_1993__65_4_133733/} }
Yongzhong Song. Some comparison theorems for nonnegative splittings of matrices.. Numerische Mathematik, Tome 65 (1993) no. 4, pp. 245-252. http://geodesic.mathdoc.fr/item/NUMA_1993__65_4_133733/