| |
| 1991 | ||
|---|---|---|
| 1 | EE | Karl Heinz Franzreb, Pia Hornbach, Claudia Pahde, Gottfried Ploss, Juergen Sander: Structure searches in patent literature: A comparison study between IDC GREMAS and Derwent Chemical Code. Journal of Chemical Information and Computer Sciences 31(2): 284-289 (1991) |
| 1 | Karl Heinz Franzreb | [1] |
| 2 | Pia Hornbach | [1] |
| 3 | Gottfried Ploss | [1] |
| 4 | Juergen Sander | [1] |