|  |  | 
| 1998 | ||
|---|---|---|
| 6 | Jaromir Abrham, Jean M. Turgeon: Additive Permutations With Repeated Elements. Ars Comb. 48: (1998) | |
| 1996 | ||
| 5 | EE | Jaromir Abrham, Anton Kotzig: Graceful valuations of 2-regular graphs with two components. Discrete Mathematics 150(1-3): 3-15 (1996) | 
| 1994 | ||
| 4 | EE | Jaromir Abrham, Anton Kotzig: All 2-regular graphs consisting of 4-cycles are graceful. Discrete Mathematics 135(1-3): 1-14 (1994) | 
| 1991 | ||
| 3 | EE | Jaromir Abrham: Graceful 2-regular graphs and Skolem sequences. Discrete Mathematics 93(2-3): 115-121 (1991) | 
| 1984 | ||
| 2 | EE | Jaromir Abrham, Anton Kotzig: Inequalities for perfect systems of difference sets. Discrete Mathematics 52(2-3): 287-291 (1984) | 
| 1981 | ||
| 1 | EE | Jaromir Abrham, Anton Kotzig: Skolem sequences and additive permutations. Discrete Mathematics 37(2-3): 143-146 (1981) | 
| 1 | Anton Kotzig | [1] [2] [4] [5] | 
| 2 | Jean M. Turgeon | [6] |