« Vorherige
Nächste »
Datenquelle
- Crossref7,451
- Web of Science (Lite)4,310
- OPENSCIENCE.UB4,091
- Manual2,903
- Europe PubMed Central2,068
- PubMed1,954
- arXiv1,390
- Google Books190
- DBLP182
- METADATA.UB108
- MLA8
- CiNii EN3
- CiNii JP3
- RePEc1