@article{GDZPPN002345765, title = {Inverses of Matrices {aij} which Satisfy aij = 0 for j \> i+p.}, journal = {Mathematica Scandinavica}, volume = {7}, year = {1959}, pages = {57-60}, zbl = {0093.24102}, url = {http://dml.mathdoc.fr/item/GDZPPN002345765} }
Asplund, Edgar. Inverses of Matrices {aij} which Satisfy aij = 0 for j > i+p.. Mathematica Scandinavica, Tome 7 (1959) pp. 57-60. http://gdmltest.u-ga.fr/item/GDZPPN002345765/