| ● | DB front page |
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| ● | Spain |
| Detailed index | |
| 0 | Highlights |
| 1 | General information |
| 2 | Energy Market |
| 3 | Energy and Gas Policy |
| 4 | Legal and Regulatory Framework |
| 5 | Structure of the Gas Industry |
| 6 | Company Profiles |
| 8 | Gas Market |
| 9 | Gas Pricing Policy |
| 10 | Major Actors |
| 11 | Public Mission |
| 12 | Investment Projects overview |
| 13 | International Cooperation |