Document Type
Article in Journal/Newspaper
835,837
Dataset
553,552
Text
284,846
Still Image
141,609
Journal/Newspaper
115,236
Other/Unknown Material
102,226
Manuscript
78,997
Conference Object
70,965
Report
53,366
Thesis
51,332
Book Part
44,183
Book
32,354
Doctoral or Postdoctoral Thesis
23,101
Master Thesis
20,684
Bachelor Thesis
13,598
Map
10,425
Audio
7,404
Other Non-Article Part of Journal/Newspaper
6,219
Moving Image (Video)
2,952
Software
2,743
Review
1,174
Lecture
524
Course Material
253
Musical Notation
69
Patent
48