| |
| 2001 | ||
|---|---|---|
| 1 | EE | Guillermo Fernandez Ortiz, Ana Sofia Caires Branco, Paz Ruiz Sancho, José Luis Castillo: ESTIA-Efficient Electronic Services for Tourists in Action. TES 2001: 163-174 |
| 1 | Ana Sofia Caires Branco | [1] |
| 2 | José Luis Castillo | [1] |
| 3 | Guillermo Fernandez Ortiz | [1] |