| Deutsch | deu-000 |
| Operations Research | |
| Deutsch | deu-000 | Operationsforschung |
| English | eng-000 | O.R. |
| English | eng-000 | OR |
| English | eng-000 | operations research |
| français | fra-000 | recherche opérationnelle |
| español | spa-000 | investigación operacional |
| español | spa-000 | investigación operativa |