Travellers decision making through preferences learning: A case on Malaysian spa hotels in TripAdvisor. - Mehrbakhsh Nilashi; Sarminah Samad; Ali Ahani; Hossein Ahmadi; Eesa Alsolami; Marwan Mahmoud; Hamsa D. Majeed; Ala Abdulsalam Alarood (Comput. Ind. Eng., 2021)