Classification
THHD - Machine parts
3
THE - Computer aided design and engineering (CAD)
2
FAAB - Solid state physics - reference books
1
PAD - Physics - comprehensive works
1
TBA - Electronic engineering - general
1
TBS - Digital electronics
1
TBV - Electronic devices
1
TCC - IT - Information and telecommunication
1
TCQ - Process control computers, multiprocessors
1
TGNE - Control engineering - applications
1
THH - Machines
1
TKJ - Traffic
1