| 115 | -- | 116 | Boualem Benatallah, Fabio Casati. Guest Editorial |
| 117 | -- | 133 | Justin O Sullivan, David Edmond, Arthur H. M. ter Hofstede. What s in a Service? |
| 135 | -- | 162 | Aphrodite Tsalgatidou, Thomi Pilioura. An Overview of Standards and Related Technology in Web Services |
| 163 | -- | 191 | Christoph Bussler. The Application of Workflow Technology in Semantic B2B Integration |
| 193 | -- | 216 | Dickson K. W. Chiu, Kamalakar Karlapalem, Qing Li, Eleanna Kafeza. Workflow View Based E-Contracts in a Cross-Organizational E-Services Environment |
| 217 | -- | 234 | Franco Arcieri, Giovanna Melideo, Enrico Nardelli, Maurizio Talamo. A Reference Architecture for the Certification of E-Services in a Digital Government Infrastructure |