Classification
EXA - Energy policy
EVB - Energy supply of Germany
9
ETC - Energy conversion
4
EVA - Energy demand, energy supply - comprehensive works
4
YPB - Economy - general aspects
4
EVN - Energy supply - future aspects
3
YBB - Law - general
3
YZA - Politics, political science
3
TNA - Nuclear engineering - general
2
UA - Environment - general
2
UKB - Environmental effects and energy
2
YEN - Atomic energy law
2
AHA - Research and development, research politics - general
1
AHC - Research and development, research politics - Germany
1
AHE - Research and development, research politics - foreign countries
1
AJA - Directories - general
1
EPK - Nuclear energy
1
EUA - Energy conservation - general
1
EUD - Energy consumption
1
EUU - Cogeneration
1
EVP - Energy models, energy system analysis
1
FMPB - Steel production
1
GKA - Geophysics - general
1
GRB - Climatology
1
GWAB - National raw material reports
1
GWB - Raw materials - metals, nonmetals
1
UED - Environmental policy
1
UEF - Sustainability
1
UKA - Environmental damage and energy production
1
UKH - Environment and power plants, industrial plants
1
UMV - Climatic change
1