Document Type
Article in Journal/Newspaper
892
Dataset
846
Map
291
Text
188
Other/Unknown Material
133
Book
87
Report
85
Book Part
62
Conference Object
57
Master Thesis
35
Bachelor Thesis
22
Thesis
21
Still Image
20
Doctoral or Postdoctoral Thesis
13
Other Non-Article Part of Journal/Newspaper
11
Review
6
Journal/Newspaper
4
Lecture
2
Manuscript
2
Audio
1
Moving Image (Video)
1
Software
1