Classification
UHK - Traffic and environment - incl. automobile exhaust gas
2
EVB - Energy supply of Germany
1
EWA - Energy economy
1
FAAD - Metallic materials - reference books
1
FMPJ - Steels and ferrous alloys for specific applications
1
GNA - Geology - soil sciences
1
TBF - Semiconductor devices
1
TEDF - Electric power application
1
TKD - Air conditioning, refrigeration
1