Classification
PBA - Quantum theory
6
MWHH - Numerical and graphical methods in statistics
4
011 - Simulation Science (advanced reading)
2
EUC - Energy conservation - civil engineering
2
MNC - Difference equations, difference methods
2
PDA - Mechanics - general
2
PEA - Electromagnetism
2
PLA - Astrosciences - general
2
TCL - High frequency engineering
2
THF - Finite element methods - engineering aspects
2
THQ - Fluid mechanics and dynamics
2
TNJ - Nuclear reactor technology
2
UCJ - Environmental protection - general aspects
2
UMT - Acid rain and atmospheric deposition
2
YEA - Environmental law
2
YPB - Economy - general aspects
2
AHC - Research and development, research politics - Germany
1
AHPE - Philosophy of Science
1
AHZ - History of science and technology
1
ALH - Works of scientists and Nobel prize winners
1
CAD - Chemistry - comprehensive works
1
CH - Physical chemistry
1
CXA - Coal and fossil fuel - chemistry and technology
1
DAE - Information technology - general
1
DPA - Electronic data processing - applications
1
EPK - Nuclear energy
1
ETA - Energy storage
1
FAAE - Nonmetallic materials - reference books
1
FHPB - Positron annihilation
1
FJKB - Elemental semiconductors
1
FKAB - Theory of magnetism
1
FNPB - Oxide ceramics, metal oxides, refractory material
1
FNX - Carbon, carbon materials
1
FPUG - Special purpose coatings
1
GRAN - Wind
1
HBC - Physiological chemistry, biochemistry
1
HCR - Imaging techniques in medicine
1
HDE - Neurology - general aspects
1
HRD - Dosimetry, radiation protection - medical aspects
1
HYE - Environmental health
1
LBL - Evolution - general
1
LKD - Biochemistry - comprehensive works
1
LWV - Agriculture - plant protection
1
MAK - Mathematics - formulae, tables
1
MEAB - Elementary number theory
1
MSD - Mathematical methods in physics
1
MWHE - Quality examination, sampling theory, maximum likelihood estimation
1
PAE - Physics - general interest
1
PGC - Physics of ionized gases, electric discharges
1
PGCE - Gas discharge devices
1
more ...