Renewable energy sources - European Union countries.

The European integration of RES-E promotion = the case of Germany and Poland / by: (Electronic resources)

The future European energy system = renewable energy, flexibility options and technological progress / by: (Electronic resources)

Political Economy.

Political Science and International Relations.

Political Theory.

Comparative Politics.

Energy policy- European Union countries.

Energy policy- Germany.

Renewable energy sources- Germany.

Renewable energy sources- Poland.

Energy policy- Poland.

Power Electronics, Electrical Machines and Networks.

Natural Resource and Energy Economics.

Energy Policy, Economics and Management.

Public Policy.

Europe- Economic integration.

Renewable energy sources- European Union countries.