| 2020 | SIGITE | Assistance of Student by Web Services based on Annotations. | Omar Mazhoud, Anis Kalboussi, Ahmed Hadj Kacem |
| 2018 | ICCE | Learner's Annotative Activity as a Data Source of Personalized Web Services Recommendation. | Omar Mazhoud, Anis Kalboussi, Ahmed Hadj Kacem |
| 2018 | IIWAS | An Approach of Recommending Personalized Web Services through Annotations in Learning Environment. | Omar Mazhoud, Anis Kalboussi, Ahmed Hadj Kacem |
| 2015 | ICCE | Enhancing Learner's Activities through Recommendations based on Annotations. | Omar Mazhoud, Anis Kalboussi, Nizar Omheni, Ahmed Hadj Kacem |
| 2015 | ICALT | An Interactive Annotation System to Support the Learner with Web Services Assistance. | Anis Kalboussi, Nizar Omheni, Omar Mazhoud, Ahmed Hadj Kacem |
| 2015 | ICALT | Modelling Learner's Personality Profile through Analysis of Annotation Digital Traces in Learning Environment. | Nizar Omheni, Anis Kalboussi, Omar Mazhoud, Ahmed Hadj Kacem |
| 2015 | Interact | How to Organize the Annotation Systems in Human-Computer Environment: Study, Classification and Observations. | Anis Kalboussi, Nizar Omheni, Omar Mazhoud, Ahmed Hadj Kacem |
| 2015 | WEBIST | Automatic Recognition of Personality from Digital Annotations. | Nizar Omheni, Anis Kalboussi, Omar Mazhoud, Ahmed Hadj Kacem |
| 2014 | WEBIST | Prediction of Human Personality Traits From Annotation Activities. | Nizar Omheni, Omar Mazhoud, Anis Kalboussi, Ahmed Hadj Kacem |
| 2013 | ICCE | A Formal Model of Learner's Annotations Dedicated to Web Services Invocation. | Anis Kalboussi, Omar Mazhoud, Ahmed Hadj Kacem, Nizar Omheni |
| 2013 | WEBIST | Annotative Activity as a Potential Source of Web Service Invocation. | Anis Kalboussi, Omar Mazhoud, Ahmed Hadj Kacem |