publication venue for
- On the skeleton of the dual cut polytope. 275:1-10. 1993
- The ridge graph of the metric polytope and some relatives. 272:1-12. 1993
- Wagner's theorem and combinatorial enumeration of 3-polytopes. 271:1-5. 1993
- McMullen's conditions and some lower bounds for general convex polytopes. 266:1-8. 1993