期刊數

Elsevier Science

2370

Springer

1604

Taylor and Francis Group

1149

Blackwell Publishing

822

John Wiley and Sons

498

Sage Publications

419

IEEE

339

Lippincott Williams and Wilkins

273

SciELO

261

Haworth Press Inc

208

Oxford University Press

197

Emerald

193

Cambridge University Press

188

BioMed Central

157

Japan Science and Technology Information Aggregator, Electronic

149

OECD Publications Centre

146

International Network for the Availability of Scientific Publications

145

World of Information

115

Thieme Medical Publishers

110

Reed Business

104

S. Karger AG

92

Lawrence Erlbaum Associates, Inc.

91

Rodopi Publishers

89

Maney Publishing

81

Mary Ann Liebert

80

Allen Press Online Publishing

77

Inderscience Publishers

74

Sabinet Online

73

World Scientific Publishing Company

72

IOS Press

70

Giuffre Editore

68

Doyma

67

Institute of Physics

66

Bentham Science Publishers

65

imbiomed

64

John Hopkins University Press

64

Walter de Gruyter GmbH & Co. KG

64

Masson Editeur

62

Nature Publishing Group

57

Association for Computing Machinery

56

Frank Cass & Co. Ltd

56

Royal Society of Chemistry

56

Allerton Press Inc

55

Penton Media

55

Ten Hagen & Stam BV

55

E. Schweizerbart Science Publishers

54

Emap

54

American Psychological Association

53

American Chemical Society

51

Bohn Stafleu Van Loghum

51

International Academic Publishing Co (Nauka/Interperiodica)

51

Chadwyck-Healey

49

Peeters Publishers

47

Sweet & Maxwell

47

University of Chicago Press

47

Internet Scientific Publications LLC

46

Oldenbourg Wissenschaftsverlag

46

Adis International Limited

45

MIT Press

45

The European Mathematical Information Service

45

Heldref Publishing

44

The Institution of Electrical Engineers

44

EDP Sciences

43

John Benjamins Publishing Company

42

Akademiai Kiado

41

M. E. Sharpe Inc.

41

NewsRX

41

The Berkeley Electronic Press

40

Bioone

39

Hodder Arnold

39

Aspen Publishers

37

University of California Press

37

Academic Electronic Press

36

Duke University Press

36

BMJ Publishing Group

35

Annual Reviews

34

Presses Universitaires de France

34

Eclipse Group

33

Palgrave Publishers Ltd.

33

PennWell Corporation

33

Henry Stewart Publications

32

American Anthropological Association

31

American Institute of Physics

31

American Library Association

31

American Society of Civil Engineers

31

Editions Lavoisier

30

Jane's Information Group

30

Royal Society of Medicine Press

30

Bioline International

29

Vandenhoeck & Ruprecht

29

Begell House Publishing Inc

28

Transaction Publishers

28

American Geophysical Union

27

Edinburgh University Press

27

University of Toronto Press

26

Commonwealth Scientific and Industrial Research Organisation Publishing

25

Crain Communications Inc

25

Groupe De Boeck

25

ANSInet

24

Baywood Publishing Company

24

Bruylant

24

Carl Hanser Verlag

24

Freund Publishing House

24

John Libbey Eurotext Ltd

24

Leo S. Olschki Publisher

24

NRC Research Press

24

The Royal Society

24

Haymarket Business Publications Ltd

23

Humana Press

23

The American Society of Mechanical Engineers

23

Current Science, Inc.

22

Multi-Science Publishing Co Ltd

21

Indiana University Press

20

Intellect Ltd

20

Kohlhammer

20

SABER Universidad de Los Andes, Venezuela

20

The Parthenon Publishing Group

20

CABI Publishing

19

Dalloz

19

Human Kinetics Publishers, Inc

19

Multilingual Matters and Channel View Publications

19

The Pierian Press, Inc.

19

Thomas Telford

19

Erich Schmidt Verlag GmbH

18

Hindawi Publishing Corporation

18

Le Lettere

18

Whurr Publishers Ltd.

18

American Mathematical Society

17

American Medical Association

17

BC Decker

17

Cognizant Communication Corporation

17

Slack Inc.

17

American Physiological Society

16

Blackhorse Publishing International

16

Institution of Mining and Metallurgy

16

Springer Publishing Company

16

Triangle Journals Ltd

16

A.A.Balkema Publishers

15

CEDAM

15

Guildford Publishing Inc

15

INFORMS

15

Pavillion Publishing

15

Professional Engineering Publishing

15

Society for Industrial and Applied Mathematics

15

University of Nebraska Press

15

Editions Sedes

14

GeoScienceWorld

14