| Verfasser | Häufigkeit |
| Sachtler, Wendelin |
9 |
| Böll, Heinrich 1917-1985 |
6 |
| Harmssen, Henning |
4 |
| Hopmann, Ulrich |
4 |
| Huillet, Danièle 1936-2006 |
4 |
| Straub, Jean-Marie 1933-2022 |
4 |
| Dahlen, Armin |
3 |
| Ensinger, Margrit |
3 |
| Hutter, Thomas |
3 |
| International Congress on Catalysis Amsterdam |
3 |
| Louis, François |
3 |
| Sachtler, W. M. H. |
3 |
| Stapenhorst, Fritz |
3 |
| Thiede, Rolf |
3 |
| Zander, Georg |
3 |
| Böll, Heinrich |
2 |
| Huillet, Danièle |
2 |
| Langsdorff, Renate |
2 |
| Rosegger, Peter |
2 |
| Sachtler, Heinz |
2 |