Rejeki, Mirah, and Oktavy Budi Kusumawardhani. “Work Motivation and Human Resources Quality Improvement in PKU Muhammadiyah Sragen in Order to Improve Health Services”. Prosiding University Research Colloquium, June 2022, pp. 208-17, http://repository.urecol.org/index.php/proceeding/article/view/1935.