Kleber, Daniel Marco Stefan, and Tatjana Volkova. “Key Success Factors to Increase Value Proposition in the Hospitality Industry”. PROZIMA (Productivity, Optimization and Manufacturing System Engineering) 2, no. 1 (June 30, 2018): 34-38. Accessed June 14, 2025. https://prozima.umsida.ac.id/index.php/prozima/article/view/1552.