Databases / Journals A-Z: O

A Resecrh4Life database. Collaboration between UNEP and major publishers. Offers full text to environmental science research.

15 Optics and photonics journals published by OSA, conference papers, and selected OSA meeting content, including Advances in Optics and Photonics (AOP).

Oxford Journals publishes journals from science, technical, professional, medical, humanities, arts and social science disciplines.- Abstracts and Full text.

Dictionaries and encyclopedia in all subjects - Full text