Document Type
Article in Journal/Newspaper
13,141
Doctoral or Postdoctoral Thesis
4,680
Other/Unknown Material
3,803
Text
3,757
Conference Object
2,692
Book
2,034
Report
1,982
Thesis
1,938
Book Part
1,789
Map
1,051
Still Image
925
Review
410
Master Thesis
291
Audio
286
Journal/Newspaper
197
Dataset
147
Manuscript
56
Moving Image (Video)
48
Lecture
25
Course Material
8
Bachelor Thesis
5
Software
3
Musical Notation
2
Other Non-Article Part of Journal/Newspaper
1