Matching Convex Shapes with Respect to the Symmetric Difference. - Helmut Alt; Ulrich Fuchs 001; Günter Rote; Gerald Weber (Algorithmica, 1998)

Approximation of convex figures by pairs of rectangles. - Otfried Schwarzkopf; Ulrich Fuchs 001; Günter Rote; Emo Welzl (Comput. Geom., 1998)

On The Number Of Simple Cycles In Planar Graphs. - Helmut Alt; Ulrich Fuchs 001; Klaus Kriegel (Comb. Probab. Comput., 1999)