Genre
Periodicals
106
Congresses
45
Statistics
11
Electronic books
9
Biography
5
Abstracts
3
Laboratory manuals
3
Dictionaries
2
Exhibitions
2
Popular works
2
Bibliography
1
Case studies
1
Dictionary
1
Directories
1
Electronic book
1
Handbooks, manuals, etc
1
History
1
Research
1
Sources
1
Tables
1
periodicals
1