KRAGUEL, Adel; KOURTEL, Farid. The impact of training on hotel service quality Study of a group of classified hotels in Setif. Journal of Human Sciences , Constantine, Algeria, v. 34, n. 4, p. 147–161, 2023. Disponível em: http://conferences.umc.edu.dz/h/article/view/4273. Acesso em: 13 feb. 2026.