| Title | Description |
|---|---|
| Optimization Online | a repository of eprints about optimization and related topics. |
| ArXiv | an e-print service in the fields of physics, mathematics, non-linear science and CS |
| CITESEER | Scientific literature digital library |
| DBLP Bibliography | Digital Bibliography & Library Project |
| CS Bibliographies | The Collection of Computer Science Bibliographies |
| PNAS | PNAS online digital library |
| SBAR | The Stony Brook Algorithm Repository by Steven S. Skiena |