Eine Klasse von achtdimensionalen lokalkompakten Translationsebenen mit großen Sicherungsgruppen.
Flocks in PG(3, q).
Generalization flocks of .
Generalized Exponents of a Free Arrangement of Hyperplanes and Shepherd-Todd-Brieskorn Formula.
Gruppentheoretische Kennzeichnung Pappusscher affiner Ebenen von Charakteristik ... 2.
Homomorphismen von Translationsebenen.
Involutory Collineations of Finite Planes.
Linear groups with large cyclic subgroups and translation planes
-parallelisms.
Matrix spread sets of -primitive semifield planes.
Multiple spread retraction.
Natural planar ternary rings
Near domains as linear pseudo ternaries
Odd order flag-transitive affine planes of dimension three over their kernel.
On collineation groups of translation planes of order .
On elations in semi-transitive planes.
On one construction of all quasifields of order 9
On the dimensions of automorphism groups of four-dimensional double loops.
One characterization of special translation planes
Partitionen Liescher und algebraischer Gruppen.