User-Centric Web Services Composition Approach Based on Swarm Intelligence. - Hela Fekih; Sabri Mtibaa; Sadok Bouamama (HPCC/SmartCity/DSS, 2016)

Local-Consistency Web Services Composition Approach Based On Harmony Search. - Hela Fekih; Sabri Mtibaa; Sadok Bouamama (KES, 2017)

The dynamic reconfiguration approach for fault-tolerance web service composition based on multi-level VCSOP. - Hela Fekih; Sabri Mtibaa; Sadok Bouamama (KES, 2019)

An Efficient User-Centric Web Service Composition Based on Harmony Particle Swarm Optimization. - Hela Fekih; Sabri Mtibaa; Sadok Bouamama (Int. J. Web Serv. Res., 2019)