bibliographic database
database providing an authoritative source of bibliographic information
Australian Bibliographic Network
shared library cataloguing network in Australia
Polish Scientific Bibliography
Polish bibliographic database and portal
Google Books
search engine for books by Google
International Nuclear Information System
bibliographic database of nuclear science and technology
Biological Abstracts
catalogue and later database of references and abstracts on biology
Bibliographic Index
Bibliographic database published by the H. W. Wilson Company
British Humanities Index
bibliographic database covering humanities literature published in English
Circumpolar Health Bibliographic Database
Electronic bibliographic database
Index Copernicus
online database of profiles of scientists, scientific institutions, publications and projects
SPIN bibliographic database
indexing and abstracting service focusing on physics research
A Guide to the Core Journals of China
selected journal directory by Peiking University Library
Dimensions
bibliometry platform from Digital Science & Research Solutions Ltd.
Internet Archive Scholar
academic search service by the Internet Archive
bol
webshop in the Netherlands
Microsoft Academic Search
former academic search engine
Science Citation Index
citation database (1964-1996)
Amphibian Species of the World
database that provides information of all amphibia species of the world
Compendex
database of citations about engineering
BIOSIS Previews
bibliographic database for life sciences
Canadian Children's Book Centre
organization
DC Books
Indian book publishing company based in Kerala
Food Science and Technology Abstracts
scientific publication
Psychological Abstracts
abstract and index periodical for psychology
Smithsonian Research Online
database of bibliographic citations and full texts of publications by Smithsonian Institution scholars
Directory of Open Access Books
directory
ACM Digital Library
bibliographic database of the ACM
Biodiversity Heritage Library
digital library, online database and large-scale digitization project for biodiversity literature
German Union Catalogue of Serials
Central bibliographical database in Germany and Austria
Incunabula Short Title Catalogue
bibliographic database
Web of Knowledge
online bibliographic database later known as Web of Science
Universal Short Title Catalogue
bibliographic database
Internet Speculative Fiction Database
online database of written speculative fiction and its creators
FRANCIS
bibliographic database
PASCAL
bibliographic database
Atla Religion Database
bibliographic database for topics related to religion
Central and Eastern European Online Library
repository of digital documents
Microsoft Academic
former online bibliographic database, developed by Microsoft Research, shut down in 2022
What Works Clearinghouse
U.S. database of evidence on effective education practices, policies, and programs, housed at the Institute of Education Sciences' National Center for Education Evaluation.
National Bulk Catalog
a website that enables bulk search in libraries in Turkey.