Wiley (CrossRef) (1.038)
Wiley (CrossRef) ausschließen
Informa UK Limited (CrossRef) (837)
Informa UK Limited (CrossRef) ausschließen
Verbunddaten SWB (798)
Verbunddaten SWB ausschließen
Lizenzfreie Online-Ressourcen (652)
Lizenzfreie Online-Ressourcen ausschließen
Smithsonian Institution (CrossRef) (577)
Smithsonian Institution (CrossRef) ausschließen
Springer Science and Business Media LLC (CrossRef) (573)
Springer Science and Business Media LLC (CrossRef) ausschließen
Elsevier BV (CrossRef) (554)
Elsevier BV (CrossRef) ausschließen
JSTOR Life Sciences Archive (461)
JSTOR Life Sciences Archive ausschließen
Oxford University Press (OUP) (CrossRef) (315)
Oxford University Press (OUP) (CrossRef) ausschließen
SAGE Publications (CrossRef) (268)
SAGE Publications (CrossRef) ausschließen
JSTOR (CrossRef) (255)
JSTOR (CrossRef) ausschließen
JSTOR Arts & Sciences I Archive (220)
JSTOR Arts & Sciences I Archive ausschließen
JSTOR Arts & Sciences II Archive (205)
JSTOR Arts & Sciences II Archive ausschließen
BASE - Bielefeld Academic Search Engine (180)
BASE - Bielefeld Academic Search Engine ausschließen
Cambridge University Press (CUP) (CrossRef) (158)
Cambridge University Press (CUP) (CrossRef) ausschließen
American Museum of Natural History: AMNH scientific publications (144)
American Museum of Natural History: AMNH scientific publications ausschließen
Project MUSE (CrossRef) (112)
Project MUSE (CrossRef) ausschließen
BMJ (CrossRef) (92)
BMJ (CrossRef) ausschließen
UN (CrossRef) (91)
UN (CrossRef) ausschließen
JSTOR Health & General Sciences (86)
JSTOR Health & General Sciences ausschließen
Public Library of Science (PLoS) (CrossRef) (83)
Public Library of Science (PLoS) (CrossRef) ausschließen
DOAJ Directory of Open Access Journals (76)
DOAJ Directory of Open Access Journals ausschließen
American Geophysical Union (AGU) (CrossRef) (74)
American Geophysical Union (AGU) (CrossRef) ausschließen
University of California Press (CrossRef) (63)
University of California Press (CrossRef) ausschließen
MDPI AG (CrossRef) (62)
MDPI AG (CrossRef) ausschließen
Walter de Gruyter GmbH (CrossRef) (61)
Walter de Gruyter GmbH (CrossRef) ausschließen
Persée (58)
Persée ausschließen
University of Chicago Press (CrossRef) (58)
University of Chicago Press (CrossRef) ausschließen
Australian Museum (CrossRef) (51)
Australian Museum (CrossRef) ausschließen
International Monetary Fund (IMF) (CrossRef) (47)
International Monetary Fund (IMF) (CrossRef) ausschließen
Nationallizenzen (47)
Nationallizenzen ausschließen
JSTOR Arts & Sciences III Archive (44)
JSTOR Arts & Sciences III Archive ausschließen
World Bank E-Library Archive (Nationallizenz) (43)
World Bank E-Library Archive (Nationallizenz) ausschließen
United Nations (CrossRef) (41)
United Nations (CrossRef) ausschließen
OpenEdition (CrossRef) (37)
OpenEdition (CrossRef) ausschließen
Pensoft Publishers (CrossRef) (37)
Pensoft Publishers (CrossRef) ausschließen
Nomos Verlag (CrossRef) (35)
Nomos Verlag (CrossRef) ausschließen
American Chemical Society (ACS) (CrossRef) (30)
American Chemical Society (ACS) (CrossRef) ausschließen
Ovid Technologies (Wolters Kluwer Health) (CrossRef) (30)
Ovid Technologies (Wolters Kluwer Health) (CrossRef) ausschließen
American Society for Microbiology (CrossRef) (29)
American Society for Microbiology (CrossRef) ausschließen
Frontiers Media SA (CrossRef) (29)
Frontiers Media SA (CrossRef) ausschließen
JSTOR Music Archive (29)
JSTOR Music Archive ausschließen
OECD (CrossRef) (28)
OECD (CrossRef) ausschließen
American Society of Tropical Medicine and Hygiene (CrossRef) (26)
American Society of Tropical Medicine and Hygiene (CrossRef) ausschließen
International Union Against Tuberculosis and Lung Disease (CrossRef) (24)
International Union Against Tuberculosis and Lung Disease (CrossRef) ausschließen
Biodiversity Heritage Library (CrossRef) (23)
Biodiversity Heritage Library (CrossRef) ausschließen
World Health Organization, Western Pacific Regional Office (CrossRef) (22)
World Health Organization, Western Pacific Regional Office (CrossRef) ausschließen
Emerald (CrossRef) (20)
Emerald (CrossRef) ausschließen
EconStor (German National Library of Economics, ZBW) (19)
EconStor (German National Library of Economics, ZBW) ausschließen
Auckland University of Technology (AUT) Library (CrossRef) (18)
Auckland University of Technology (AUT) Library (CrossRef) ausschließen
Centers for Disease Control and Prevention (CDC) (CrossRef) (17)
Centers for Disease Control and Prevention (CDC) (CrossRef) ausschließen
Japan Society of Medical Entomology and Zoology (CrossRef) (17)
Japan Society of Medical Entomology and Zoology (CrossRef) ausschließen
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel) (16)
OceanRep (GEOMAR Helmholtz Centre für Ocean Research Kiel) ausschließen
Rural and Remote Health (CrossRef) (16)
Rural and Remote Health (CrossRef) ausschließen
University of Illinois Press (CrossRef) (16)
University of Illinois Press (CrossRef) ausschließen
X-U (CrossRef) (16)
X-U (CrossRef) ausschließen
American Society of Parasitologists (CrossRef) (15)
American Society of Parasitologists (CrossRef) ausschließen
PERSEE Program (CrossRef) (15)
PERSEE Program (CrossRef) ausschließen
Pacific Science (CrossRef) (15)
Pacific Science (CrossRef) ausschließen
American Psychological Association (APA) (CrossRef) (14)
American Psychological Association (APA) (CrossRef) ausschließen
Harvard University Botany Libraries (CrossRef) (14)
Harvard University Botany Libraries (CrossRef) ausschließen
Helminthological Society (CrossRef) (14)
Helminthological Society (CrossRef) ausschließen
University of Washington Libraries (CrossRef) (14)
University of Washington Libraries (CrossRef) ausschließen
AMPCo (CrossRef) (13)
AMPCo (CrossRef) ausschließen
Kyushu University (CrossRef) (13)
Kyushu University (CrossRef) ausschließen
Naturalis Biodiversity Center (CrossRef) (12)
Naturalis Biodiversity Center (CrossRef) ausschließen
Scientific Research Publishing, Inc. (CrossRef) (12)
Scientific Research Publishing, Inc. (CrossRef) ausschließen
Tokyo Geographical Society (CrossRef) (12)
Tokyo Geographical Society (CrossRef) ausschließen
Anthropological Society of Nippon (CrossRef) (11)
Anthropological Society of Nippon (CrossRef) ausschließen
Institute of Oriental Studies Russian Academy of Sciences (CrossRef) (11)
Institute of Oriental Studies Russian Academy of Sciences (CrossRef) ausschließen
JSTOR Biological Sciences (11)
JSTOR Biological Sciences ausschließen
Liverpool University Press (CrossRef) (11)
Liverpool University Press (CrossRef) ausschließen
Society for the Study of Amphibians and Reptiles (CrossRef) (11)
Society for the Study of Amphibians and Reptiles (CrossRef) ausschließen
Berghahn Books (CrossRef) (10)
Berghahn Books (CrossRef) ausschließen
JSTOR Ecology & Botany II (10)
JSTOR Ecology & Botany II ausschließen
The Royal Society (CrossRef) (10)
The Royal Society (CrossRef) ausschließen
JSTOR Mathematics & Statistics (9)
JSTOR Mathematics & Statistics ausschließen
SSOAR Social Science Open Access Repository (9)
SSOAR Social Science Open Access Repository ausschließen
American Association for the Advancement of Science (AAAS) (CrossRef) (8)
American Association for the Advancement of Science (AAAS) (CrossRef) ausschließen
California Digital Library (CDL) (CrossRef) (8)
California Digital Library (CDL) (CrossRef) ausschließen
Copernicus GmbH (CrossRef) (8)
Copernicus GmbH (CrossRef) ausschließen
Proceedings of the National Academy of Sciences (CrossRef) (8)
Proceedings of the National Academy of Sciences (CrossRef) ausschließen
Royal Botanical Gardens and Domain Trust (CrossRef) (8)
Royal Botanical Gardens and Domain Trust (CrossRef) ausschließen
Diss online (7)
Diss online ausschließen
JSTOR Asia Collection (7)
JSTOR Asia Collection ausschließen
JSTOR Language & Literature Archive (7)
JSTOR Language & Literature Archive ausschließen
Medknow (CrossRef) (7)
Medknow (CrossRef) ausschließen
Mineralogical Society (CrossRef) (7)
Mineralogical Society (CrossRef) ausschließen
Pacific Society for Reproductive Health Charitable Trust (CrossRef) (7)
Pacific Society for Reproductive Health Charitable Trust (CrossRef) ausschließen
Queensland University of Technology (CrossRef) (7)
Queensland University of Technology (CrossRef) ausschließen
University of Technology, Sydney (UTS) (CrossRef) (7)
University of Technology, Sydney (UTS) (CrossRef) ausschließen
British Ornithologists' Club (CrossRef) (6)
British Ornithologists' Club (CrossRef) ausschließen
Center for Academic Publications Japan (CrossRef) (6)
Center for Academic Publications Japan (CrossRef) ausschließen
Coastal Education and Research Foundation (CrossRef) (6)
Coastal Education and Research Foundation (CrossRef) ausschließen
EDP Sciences (CrossRef) (6)
EDP Sciences (CrossRef) ausschließen
Geological Society of America (CrossRef) (6)
Geological Society of America (CrossRef) ausschließen
JSTOR Religion & Theology (6)
JSTOR Religion & Theology ausschließen
Museum National d'Histoire Naturelle, Paris, France (CrossRef) (6)
Museum National d'Histoire Naturelle, Paris, France (CrossRef) ausschließen
Museums Victoria (CrossRef) (6)
Museums Victoria (CrossRef) ausschließen