Aryoseto, L., D. Tamtomo, and B. Murti. “Association Between Doctor’s Motivation, Age, and Leadership on Patient’s Satisfaction: A Path Analysis Evidence”. Journal of Health Policy and Management, vol. 4, no. 1, Jan. 2019, pp. 31-38, https://thejhpm.com/index.php/thejhpm/article/view/81.