5 ranked institutions
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1 (16)Science System and Applications, IncUSACompany
2 (151)Chevron CorpUSACompany
3 (316)Saudi Arabian Oil Co, USAUSACompany
4 (392)Shell, United StatesUSACompany
5 (845)Lockheed Martin Corp *USACompany
Scimago Institutions Rankings© has been developed by

Scimago Lab

Data source:

Scopus

“Only Ranks, far more than raw data”