Classification
DAE - Information technology - general
48
DWI - Information management
22
TCC - IT - Information and telecommunication
19
YRCD - Informatics, information and society
17
TCA - Communication science - general
15
YRC - Technology and society
15
YPG - Business management
13
ZCC - Information technology
11
ZCB - Information science
9
DNC - Internet
8
ZBAE - Conferences
8
DZC - Man and computer
5
TCB - Communication and information - theory
5
TCD - Communication systems
5
YPD - Business economics
5
YPW - Economy of industry branches
5
ZCD - Information retrieval
5
FGM - Microelectronic technology
4
FGMH - Metallization, physics of microelectronics
4
ZCA - Documentation
4
AMAB - industrial training, further education
3
DCA - Informatics - theoretical
3
DZE - Data privacy, data security
3
FAQ - Materials research - institutions, research and development
3
TBD - Microelectronics
3
YPGH - Planning and controlling
3
YPO - Economic policy
3
YRB - Social sciences, sociology
3
ZBH - Digital library
3
ZBJD - Libraries and library science - international
3
AMA - Education - general
2
ATCB - Classification systems
2
DAA - Information technology - reference books
2
DNA - Computer networks, local area networks
2
DVA - Data and file management
2
PAM - Physics - miscellaneous topics
2
TIG - Reliability, safety, quality control
2
TNO - Nuclear reactor safety
2
YNA - Patents, trademarks
2
YPI - Corporate governance
2
YRA - Social studies
2
ZBEC - Reader services, inquiry service
2
ZBG - Library technology
2
ZBHA - Library systems
2
ZCE - Bibliometrics
2
ZFA - Teaching materials, learning aids
2
011 - Simulation Science (advanced reading)
1
ACE - Germanic languages, Indo-Germanic languages
1
ACH - Romance languages
1
AFG - Large scale research institutions (Helmholtz Centres)
1
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