Djouberou Jean-Louis, Saidou Victor, and Fouda Omgba Nsi Andr#xE9; Landry. “Efficacite Des Strategies De Marketing-Mix Sur La Clientele Des Etablissements De Remise En Forme. Etude Pilote Et Preliminaire Dans La Ville De Yaounde (Cameroun)”. Global Journal of Management and Business Research 22, no. E1 (March 30, 2022): 15–24. Accessed May 19, 2024. https://journalofbusiness.org/index.php/GJMBR/article/view/102181.