On a generalized matching problem arising in estimating the eigenvalue variation of two matrices
In: European Journal of Combinatorics, Jg. 4, S. 133-1361983
On convexity properties of the spectral radius of nonnegative matrices
In: Linear algebra and its applications, Jg. 61 H. Sept, S. 31-351984
On eigenvectors and adjoints of modified matrices
In: Linear and multilinear algebra, Jg. 10 H. 3, S. 235-2471981

On matrices leaving invariant a nontrivial convex set
In: Linear algebra and its applications, Jg. 42, S. 103-1071982
On measures of nonnormality of matrices
In: Linear algebra and its applications, Jg. 92, S. 107-1231987
On Rutishauser's approach to self-similar flows
In: SIAM Journal on matrix analysis and applications, Jg. 11 H. 2, S. 301-3111990
On the convergence of asynchronous paracontractions with application to tomographic reconstruction from incomplete data
In: Linear algebra and its applications, Jg. 130, S. 65-821990
On the effect of the perturbation of a nonnegative matrix on its Perron eigenvector
In: Czechoslovak Mathematical Journal, Jg. 32 H. 1, S. 99-1091982
On the existence of additional zero temperature phase transitions in SU(2) lattice gauge theory
In: Physics Letters, B, Jg. 206 H. 2, S. 295-2981988
On the neuronal basis of figure-ground discrimination by relative motion in the visual system of the fly. 1: Behavioural constraints imposed on the neuronal network and the role of the optomotor system
In: Biological Cybernetics, Jg. 52 H. 2, S. 123-1401985
On the neuronal basis of figure-ground discrimination by relative motion in the visual system of the fly. 2: Figure-dectection cells, a new class of visual interneurones
In: Biological Cybernetics, Jg. 52 H. 3, S. 195-2091985
On the neuronal basis of figure-ground discrimination by relative motion in the visual system of the fly. 3: Possible input circuitries and behavioural significance of the FD-cells
In: Biological Cybernetics, Jg. 52 H. 4, S. 267-2801985

On the variation of the spectra of matrices
In: Linear algebra and its applications, Jg. 47 H. Oct, S. 127-1381982
The onset of deconfinement in SU(2) lattice gauge theory
In: Zeitschrift für Physik, C: Particles and Fields, Jg. 42 H. 2, S. 341-3471989
The order of the deconfinement transition in SU(3) Yang-Mills theory
In: Physics Letters, B, Jg. 125 H. 5, S. 411-4141983