Classification
YPG - Business management
6
LEK - Botany - systematics, taxonomy
4
PKA - Elementary particles, nuclei - general
3
CWGP - Chemical engineering - energy aspects
2
LED - Botany - comprehensive works
2
LGR - Animal physiology
2
LMRC - Membrane transport
2
PAA - Physics - reference books
2
TGNB - Control engineering - basics
2
AHF - Research and science
1
CEC - Organic chemistry - comprehensive works
1
CEXC - Organic reactions - free radical reactions
1
CEXM - Organic reactions - addition reactions
1
CEXP - Organic reactions - substitution reactions
1
CH - Physical chemistry
1
CUC - Atomic spectroscopy
1
CUUP - ESR spectroscopy, hyperfine interaction
1
CWE - Chemical engineering, chemical industry - general
1
CX - Fossil fuel technology, special chemicals technology
1
DEA - Formal languages, machine oriented, assembler
1
DMC - Computer programs
1
EHA - Renewable energy sources
1
EIP - Photovoltaics
1
EWA - Energy economy
1
FANE - Computational solid state physics
1
FNPE - Nanostructured materials
1
FNX - Carbon, carbon materials
1
FPTH - Embrittlement
1
GBED - Glaciology
1
GXAB - Polar research - antarctic region
1
HAN - Medicine - mathematical methods, computer applications, databases
1
HBH - Anatomy and cytology of man
1
HCN - Nuclear medicine
1
HDE - Neurology - general aspects
1
HWS - Surgery, anaesthesy
1
LEL - Botany - lower plants
1
LGT - Neurobiology, neurophysiology
1
LKH - Biochemistry - methods
1
LOH - Genetics - methods
1
LWV - Agriculture - plant protection
1
MSU - Economic analysis
1
PBA - Quantum theory
1
PCC - Quantum statistics, many particle problems
1
PCG - Transport theory - diffusion theory, filter processes
1
PGE - Particle kinetics and transport in plasmas
1
PGLJ - Plasma wall interaction, divertors
1
PJC - Atomic spectra
1
PKR - Nuclear reactions, nuclear scattering
1
TEJ - Electric devices, mechanical devices, magnets, dielectrics
1
TNK - Nuclear reactor components - general
1
more ...