Document Type
Article in Journal/Newspaper
837,446
Dataset
553,680
Text
284,976
Still Image
141,621
Journal/Newspaper
115,238
Other/Unknown Material
102,024
Manuscript
79,000
Conference Object
71,083
Report
53,567
Thesis
51,383
Book Part
44,258
Book
32,562
Doctoral or Postdoctoral Thesis
23,179
Master Thesis
20,730
Bachelor Thesis
13,621
Map
10,525
Audio
7,407
Other Non-Article Part of Journal/Newspaper
6,210
Moving Image (Video)
2,954
Software
2,744
Review
1,185
Lecture
526
Course Material
253
Musical Notation
69
Patent
48