Web of Science Scopus  MEDLINE Google scholar ArXiv  PNAS Scholarly Database  PLOS ONE PeerJ Microsoft Academic Research ScienceOpen Publications China Knowledge Resource Integrated Database(CNKI)

USPTO  EPO  Derwent Innovations Index  Patentinspiratio

World Economic Forum Report European NanoSafety Cluster Compendium NATURAL GAS Report (EPA) WHO publications Reports of the Treasury Board of Canada Secretariat

CWTS Journals Ranking scimagojr  JournalMetrics JCR journalLib

• International Organization for Standardization
• IEEE Standards

• Safetypedia of iNTeg-Risk ("in-office access")
• Free GIS data