bibliographic database
database providing an authoritative source of bibliographic information
German National Library
central archival library and national bibliographic centre for the Federal Republic of Germany
Arts and Humanities Citation Index
citation index
library catalog
register of all bibliographic items found in a library or group of libraries
Israel Central Bureau of Statistics
Israel's principal government institution in charge of statistics and census data
World Bank Open Knowledge Repository
Open-access repository
National Social Science Database
online journal database
Aquatic Sciences and Fisheries Abstracts
bibliographic database for marine science topics
Social Sciences Citation Index
citation index product of Clarivate Analytics
Open Library
online project for book data by the Internet Archive
English Short Title Catalogue
bibliographic database
Reptile Database
database that provides information of all living reptile species
Grand Comics Database
internet-based database of comic book information
Korea Citation Index
South Korean citation index
Lattes Platform
information system about researchers and institutions in Brazil
Croatian Scientific Bibliography
Croatian database of scientific papers
E-Theses Online Service
bibliographic database of electronic PhD, MD and DProf theses provided by the British Library
The Zoological Record
index of zoological literature
National Library Service of Italy
network of Italian libraries
Astrophysics Data System
digital library portal for researchers in astronomy and physics, operated by the Smithsonian Astrophysical Observatory
Current Index to Statistics
periodical literature
Web of Science
online subscription index of citations
Short Title Catalogue Netherlands
Dutch retrospective bibliography for the period 1540-1800
Current Contents
rapid alerting service database
World Shakespeare Bibliography
online Shakespeare database
RISS
South Korean academic website
Chinese Science Citation Database
bibliographic database
Emerging Sources Citation Index
citation index produced since 2015 by Thomson Reuters, and now by Clarivate Analytics
Iberian Books
bibliographic database
Criminological Information Service
information infrastructure and service provider for criminologists via the SIS`s special database KrimDok
Regional bibliography of Saxony
German regional bibliography
library system
information system
Research Papers in Economics
bibliographic database for economics
Royal Library of Belgium
national library of Belgium
Google Scholar
academic search service by Google
Academic Search
bibliographic database
Inspec
indexing database
Air University Library Index to Military Periodicals
US periodical
KB National Library of the Netherlands
National Library of the Netherlands
Russian Science Citation Index
citation index and bibliographic base
CAB Direct
database of bibliographic records in the life sciences
Red Deer Press
Canadian book publishing company
Bangladesh Journals OnLine
service for access to Bangladesh published research
NARCIS
Dutch academic research database