Nonnegative matrices, zero patterns, and spectral inequalities
In: Linear algebra and its applications, Jg. 120, S. 225-236A note on optimal block-scaling of matrices
In: Numerische Mathematik, Jg. 44 H. 1, S. 127-128A note on the variation of permanents
In: Linear algebra and its applications, Jg. 109, S. 37-39