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@article{MS2_1959__7_165702, author = {Edgar Asplund}, title = {Inverses of {Matrices} {aij} which {Satisfy} aij = 0 for j > i+p.}, journal = {Mathematica Scandinavica}, pages = {57--60}, publisher = {mathdoc}, volume = {7}, year = {1959}, zbl = {0093.24102}, url = {http://geodesic.mathdoc.fr/item/MS2_1959__7_165702/} }
Edgar Asplund. Inverses of Matrices {aij} which Satisfy aij = 0 for j > i+p.. Mathematica Scandinavica, Tome 7 (1959), pp. 57-60. http://geodesic.mathdoc.fr/item/MS2_1959__7_165702/