| |
| 1990 | ||
|---|---|---|
| 4 | Walter Kern, Alfred Wanka: On a Problem About Covering Lines by Squares. Discrete & Computational Geometry 5: 77-82 (1990) | |
| 3 | EE | Marion Alfter, Walter Kern, Alfred Wanka: On adjoints and dual matroids. J. Comb. Theory, Ser. B 50(2): 208-213 (1990) |
| 1989 | ||
| 2 | EE | Achim Bachem, Alfred Wanka: Euclidean intersection properties. J. Comb. Theory, Ser. B 47(1): 10-19 (1989) |
| 1988 | ||
| 1 | EE | Achim Bachem, Alfred Wanka: Separation theorems for oriented matroids. Discrete Mathematics 70(3): 303-310 (1988) |
| 1 | Marion Alfter | [3] |
| 2 | Achim Bachem | [1] [2] |
| 3 | Walter Kern | [3] [4] |