C. Witzgall

Transformations by diagonal matrices in a normed space

Josef Stoer, J. Stoer, C. Witzgall, 1962 .

On convex metrics

C. Witzgall, 1965 .

Stable evaluation of polynomials.

C. Witzgall, C. Mesztenyi, C. Witzgall, 1967 .