WorldWideScience

- worldwidescience.org

WorldWideScience.org is a global science gateway—accelerating scientific discovery and progress through a multilateral partnership to enable federated searching of national and international scientific databases.

  403,029   $ 5,760.00


Science.gov : USA.gov for Science - Government Science Portal

- science.gov

Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.

  371,507   $ 13,500.00


CENDI Home Page

- cendi.gov

  2,915,819   $ 240.00

Energy Technology Data Exchange (ETDE)

- etde.org

IEA Energy Technology Data Exchange (ETDE), IEA:n Energiateknologian kansainvälinen tiedonvaihtosopimus, jonka tuote on energia-alan tutkimus ja teknologiatietokanta ETDEWEB

  4,129,635   $ 240.00