List of Academic Data Base and Search Engines

Academic Search
Aerospace & High Technology Database
African Journals OnLine (AJOL)
AgeLine
AGRICOLA: Agricultural Online Access
AGRIS: Agricultural database
Airiti Inc
Analytical Abstracts
Analytical sciences digital library
Anthropological Index Online
Anthropological Literature
Arachne
Arnetminer
Arts & Humanities Citation Index
arXiv
Association for Computing Machinery Digital Library
Astrophysics Data System
ATLA Religion Database
AULIMP: Air University Library's Index to Military Periodicals
BASE: Bielefeld Academic Search Engine
Beilstein database
Bioinformatic Harvester
Biological Abstracts
BioOne
Book Review Index Online
Books In Print
CAB Abstracts
CHBD: Circumpolar Health Bibliographic Database
Chemical Abstracts Service
ChemXSeer
Chinese Social Science Citation Index
CINAHL: Cumulative Index to Nursing and Allied Health
CiNii
Citebase Search
CiteSeer
CiteSeerX
CiteULike
Cochrane Library
CogPrints: Cognitive Sciences Eprint Archives
Compendex
Current Contents
Current Index to Statistics
DBLP
Directory of Open Access Journals
EconBiz
EconLit
EMBASE
ERIC: Educational Resource Information Center
Food Science and Technology Abstracts
GENESIS
Global Health
Golm Metabolome Database
Google Scholar
GoPubMed
HubMed
IEEE Xplore
Index Copernicus
Indian Citation Index
Information Bridge: Department of Energy Scientific and Technical Information
Informit
IngentaConnect
Inspec
International Directory of Philosophy
Intute
JournalSeek
JournalSeek
JSTOR: Journal Storage
Jurn
Lesson Planet
LexisNexis
MathSciNet
MedlinePlus
Mendeley
Merck Index
Meteorological and Geoastrophysical Abstracts
Microsoft Academic Search
National Criminal Justice Reference Service[83]
National Diet Library Collection
NBER: National Bureau of Economic Research
OAIster
OpenSIGLE
Philosophy Documentation Center eCollection
Philosophy Research Index
PhilPapers
POIESIS: Philosophy Online Serials
POPLINE
Project MUSE
Psychology's Feminist Voices
PsycINFO
PubChem
Pubget
PubMed
PubPsych
Questia: Online Research Library
Reader's Guide Retrospective: 1890–1982
Readers' Guide to Periodical Literature
RePEc: Research Papers in Economics
Retina medical search
Rock's Backpages
Russian Science Citation Index
SafetyLit
SciDiver.com
SciELO
Science Accelerator
Science Citation Index
Science.gov
ScienceDirect
Scopus
SearchTeam
Social Science Citation Index
Socol@r: Socolar
SPIRES-HEP
SpringerLink
SSRN: Social Science Research Network
SSRRN: Social Science Research Resources Network
The Collection of Computer Science Bibliographies
The Zoological Record
Ulrich's Periodicals Directory
VET-Bib
Web of Knowledge
Web of Science
WestLaw
WorldCat
WorldWideScience
Zasshi Kiji Sakuin: Japanese Periodicals Index
Zentralblatt MATH