Free extensions of -systems
Frobenius collineations in finite projective planes.
Generalisations of the Tits representation.
Generalization flocks of .
Generalization of one Baer's theorem for nets
Generalized quadrangles and projective axes of symmetry.
Geometric hyperquasigroups and line spaces
Geometrie und Kombinatorik.
Gluing two affine spaces.
Graph factorization, general triple systems, and cyclic triple systems.
Gromov Minimal Fillings for Finite Metric Spaces
Group actions on twin buildings.
Groups acting on products of trees, tiling systems and analytic -theory.
Group-theoretic compactification of Bruhat–Tits buildings
Half Moufang implies Moufang for finite generalized quadrangles.
Homologies in Collineation Groups of Finite Projective Planes. II.
Homologies in Collineation Groups of Finite Projective Planes. I.
Homomorphismen von Translationsebenen.
Homomorphisms of Free Planes.
Homomorphisms of nets of fixed degree, with singular points on the same line