S. . Heydarkhani, A. Khamseh, and M. Kheradranjbar, “Novel Fuzzy-based Framework for Ethical Innovation in COVID-19 Vaccine Production: Integrating Individual Organizational and Social Ethics”, Fuzzy Optim. Model. J., vol. 5, no. 4, pp. 20–32, Apr. 2024, doi: 10.71808/fomj.2024.1185909.