Classification
EXA - Energy policy
EVP - Energy models, energy system analysis
5
EUD - Energy consumption
3
ETC - Energy conversion
2
EVB - Energy supply of Germany
2
TIG - Reliability, safety, quality control
2
EHA - Renewable energy sources
1
EVA - Energy demand, energy supply - comprehensive works
1
UED - Environmental policy
1
UKA - Environmental damage and energy production
1