Classification
UMV - Climatic change
8
CUW - Mass spectroscopy
5
CTYM - Trace analysis
4
UED - Environmental policy
4
CHA - Physical chemistry - comprehensive works
3
TBA - Electronic engineering - general
3
TND - Gas cooled reactor types
3
CTDK - Chemical analysis of single elements
2
EEA - Coal - general
2
EFA - Petroleum, natural gas
2
EHA - Renewable energy sources
2
FAF - Materials research - comprehensive works
2
HDS - Neurophysiology, neuroanatomy
2
HRR - X-ray diagnostics, computer tomography
2
HYG - Occupational medicine, sports medicine
2
UA - Environment - general
2
UCJ - Environmental protection - general aspects
2
UEDM - Policy of clean air
2
YCA - Public law
2
YDA - Administrative law
2
YDS - Building law
2
CEB - Houben - Weyl handbook
1
CT - Chemical methods of materials analysis
1
CUME - Picosecond phenomena
1
CWE - Chemical engineering, chemical industry - general
1
DZC - Man and computer
1
ECA - Energy resources
1
EPA - Uranium - nuclear fuel
1
EVA - Energy demand, energy supply - comprehensive works
1
FFPE - Thin film electronic properties, semiconductor interfaces
1
FHAB - Surface and thin film characterization
1
FJNC - Optical spectroscopy in solids
1
FPA - Solid state mechanics - general aspects
1
GNA - Geology - soil sciences
1
HBH - Anatomy and cytology of man
1
HVC - Cardiology, circulatory system, blood pressure
1
LCM - Terrestrial ecology
1
LGTA - Functional neuroanatomy
1
LWH - Agriculture - soil sciences
1
MIDB - Algebraic topology
1
MSA - Mathematical methods - general
1
MSD - Mathematical methods in physics
1
MSU - Economic analysis
1
MWHI - Error analysis, balancing calculations, least squares methods
1
PDA - Mechanics - general
1
PEJ - Laser physics, laser materials
1
PGA - Plasma physics
1
TBTE - Laser devices
1
TEA - Electrical engineering - general
1
THA - Mechanical engineering - general
1
more ...