Document Type
Still Image
6,288
Journal/Newspaper
2,819
Dataset
2,659
Article in Journal/Newspaper
2,617
Text
2,212
Thesis
702
Book
467
Other/Unknown Material
453
Map
292
Report
279
Conference Object
146
Book Part
79
Manuscript
64
Moving Image (Video)
45
Doctoral or Postdoctoral Thesis
37
Master Thesis
23
Audio
18
Review
15
Other Non-Article Part of Journal/Newspaper
14
Bachelor Thesis
5
Course Material
1