Zhu, X., Ahmad, M. I., Rehman, R. U., Naseem, M. A., & Ahmad, M. (2021). Willingness of Chinese, Studying in Germany to Fly Back to China Due to Their Risk Perception About COVID-19. Risk Manag Healthc Policy.

Zhu, Xuguang, Muhammad Ishfaq Ahmad, Ramiz Ur Rehman, Muhammad Akram Naseem, und Muneeb Ahmad. "Willingness of Chinese, Studying in Germany to Fly Back to China Due to Their Risk Perception About COVID-19." Risk Manag Healthc Policy 2021.

Zhu, Xuguang, et al. "Willingness of Chinese, Studying in Germany to Fly Back to China Due to Their Risk Perception About COVID-19." Risk Manag Healthc Policy 2021.