Genre
Periodicals
25
Périodiques
9
Electronic journals
7
Conference papers and proceedings
5
Congresses
5
History
5
Case studies
2
Electronic books
2
Bibliographies
1
Bibliography
1
Computer network resources
1
Dictionaries
1
Fiction
1
Kongress
1
Periodical
1
Publicaciones seriadas
1
Reference works
1
Sources
1
Statistics
1
Statistik
1
e-books
1