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@article{MV_1974_26_1_a9, author = {E. Pap}, title = {A generalization of the diagonal theorem on a block-matrix}, journal = {Matemati\v{c}ki vesnik}, pages = {66 }, publisher = {mathdoc}, volume = {26}, number = {1}, year = {1974}, url = {http://geodesic.mathdoc.fr/item/MV_1974_26_1_a9/} }
E. Pap. A generalization of the diagonal theorem on a block-matrix. Matematički vesnik, Tome 26 (1974) no. 1, p. 66 . http://geodesic.mathdoc.fr/item/MV_1974_26_1_a9/