H. Blum

On the boundary value problem of the biharmonic operator on domains with angular corners

R. Rannacher, R. Rannacher, H. Blum, 1980 .

Extrapolation techniques for reducing the pollution effect or reentrant corners in the finite element method

R. Rannacher, R. Rannacher, H. Blum, 1987 .

On mixed finite element methods in plate bending analysis

Rolf Rannacher, R. Rannacher, H. Blum, 1990 .

Numerical Treatment of Corner and Crack Singularities

H. Blum, H. Blum, 1988 .

On the approximation of linear elliptic systems on polygonal domains

H. Blum, H. Blum, 1985 .