Classification
EHA - Renewable energy sources
1
EIP - Photovoltaics
1
EKA - Wind energy
1
EUA - Energy conservation - general
1
EXA - Energy policy
1
FJEC - Amorphous semiconductors
1
FJNC - Optical spectroscopy in solids
1
FPQ - Surface friction, hardness, wear, lubrication
1
FPUG - Special purpose coatings
1
GDA - Engineering geology - general
1
MWG - Simulation, Monte Carlo method, random numbers
1
YMG - Law of international and supranational organizations
1
YPB - Economy - general aspects
1