Genre
Technical reports
249
Bibliographies
78
Conference papers and proceedings
47
Congresses
34
Periodicals
24
Surveys
16
Abstracts
12
Maps
9
Tables (Data)
5
Catalogs
4
Indexes
4
Academic theses
3
Handbooks and manuals
3
Fiction
2
Title abbreviations
2
92
1
Bathymetric maps
1
Classification
1
Controlled vocabularies
1
Directories
1
Nomenclature
1
Problems and exercises
1
Statistics
1
Thematic maps
1
Thesauri (Dictionaries)
1
Training manuals
1
Vital statistics
1