Classification
ETC - Energy conversion
CNW - Electrochemical energy production and conversion
2
EXA - Energy policy
2
ETA - Energy storage
1
EVA - Energy demand, energy supply - comprehensive works
1
EVN - Energy supply - future aspects
1
EVP - Energy models, energy system analysis
1
TIG - Reliability, safety, quality control
1
TKF - Power plants
1
TKJ - Traffic
1
UA - Environment - general
1
UHK - Traffic and environment - incl. automobile exhaust gas
1
UKE - Environment and energy resources
1