Classification
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DOZ - Programming languages - Other
2
DVA - Data and file management
2
EFA - Petroleum, natural gas
2
EKA - Wind energy
2
ETA - Energy storage
2
EVA - Energy demand, energy supply - comprehensive works
2
EWA - Energy economy
2
EXA - Energy policy
2
LMR - Biophysics - transport phenomena
2
MAK - Mathematics - formulae, tables
2
MSD - Mathematical methods in physics
2
MWE - Decision theory, game theory
2
PAD - Physics - comprehensive works
2
PBA - Quantum theory
2
PCG - Transport theory - diffusion theory, filter processes
2
TEF - Electric machines, electric cables
2
THA - Mechanical engineering - general
2
THH - Machines
2
THQ - Fluid mechanics and dynamics
2
TIF - Industrial ( occupational ) safety
2
TKB - Civil engineering - buildings
2
YCA - Public law
2
YPB - Economy - general aspects
2
YPGD - Quality management
2
AHF - Research and science
1
AHK - Scientific work
1
CBB - Inorganic chemistry - comprehensive works
1
CHRD - Gases and their properties
1
CLJM - Catalyst preparation and treatment
1
CLPS - Organic colloids, membranes
1
CNOP - Transport phenomena in electrolytes
1
CNRO - Electrode processes
1
CNU - Electrochemical synthesis, electrochemical engineering
1
CT - Chemical methods of materials analysis
1
CTH - Electroanalytical methods
1
CTS - Gas chromatography
1
CUW - Mass spectroscopy
1
CWE - Chemical engineering, chemical industry - general
1
CWK - Chemical reaction engineering and reactor design
1
CXRC - Natural gas
1
CXRH - Liquefied natural gas
1
DGA - Computer types, plants and organization
1
DGAE - Computer performance
1
DOF - Programming language - C, Turbo C, C# (C sharp)
1
DOL - Programming language - Python
1
DWAC - Relational database systems
1
DYA - Artificial intelligence
1
EAA - Energy - reference books
1
EBA - Energy production, energy technology
1
EHA - Renewable energy sources
1
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