Document Type
Article in Journal/Newspaper
13,737
Doctoral or Postdoctoral Thesis
4,724
Other/Unknown Material
4,009
Text
3,994
Conference Object
2,926
Book
2,104
Report
2,026
Thesis
1,945
Book Part
1,907
Map
1,078
Still Image
1,007
Review
412
Master Thesis
381
Audio
295
Journal/Newspaper
207
Dataset
143
Manuscript
57
Moving Image (Video)
51
Lecture
26
Course Material
8
Bachelor Thesis
6
Software
3
Musical Notation
2