enquête (2) politique (2) papier (2) investissement (2) information (2) énergie (2) coût (2) charbon (2) Specialists (2) Vietnamese (2) Reproduction (2) Process (Law) (2) Power resources (2) Power (Mechanics) (2) Political science (2) Paper (2) Investments (2) Geothermal resources (2) Force and energy (2) Finance (2) Electric utilities (2) Cost (2) Coal (2) Capital (2) Awareness (2) Adoption (2) Finance (2) Government (2) ressource naturelle (1) politique gouvernementale (1)