Document Type
Article in Journal/Newspaper
18,845
Text
3,817
Dataset
1,707
Report
1,573
Conference Object
1,514
Master Thesis
1,475
Other/Unknown Material
952
Doctoral or Postdoctoral Thesis
713
Book
641
Book Part
349
Thesis
322
Still Image
184
Bachelor Thesis
136
Other Non-Article Part of Journal/Newspaper
61
Journal/Newspaper
60
Review
22
Map
20
Lecture
12
Audio
9
Moving Image (Video)
7
Software
7
Manuscript
1