Topological representation of dual pairs of oriented matroids Thomas H. BrylawskiGünter M. Ziegler OriginalPaper 01 September 1993 Pages: 237 - 240
Combinatorial models for the finite-dimensional Grassmannians Nicolai E. MnëvGünter M. Ziegler OriginalPaper 01 September 1993 Pages: 241 - 250
Oriented matroids with few mutations Jürgen Richter-Gebert OriginalPaper 01 September 1993 Pages: 251 - 269
Two constructions of oriented matroids with disconnected extension space Nicolai E. MnëvJürgen Richter-Gebert OriginalPaper 01 September 1993 Pages: 271 - 285
Combinatorial obstructions to the lifting of weaving diagrams Jürgen Richter-Gebert OriginalPaper 01 September 1993 Pages: 287 - 312