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Keywords
- Electric vehicles -- Economic aspects1
- Electric vehicles -- Environmental aspects1
- Electric vehicles -- Safety measures1
- Energy storage1
- Fuel cells1
- Hybrid electric vehicles1
- Hydrogen -- Storage1
- Hydrogen cars1
- Motor vehicles -- Dynamics1
- Railroad engineering1
- Renewable energy sources1
- Roads -- Technological innovations1
- Runways (Aeronautics) -- Design and construction1
- Rwanda1
- Traffic safety1