D. Y. Ayundasari, A. Sudiro, and D. W. Irawanto, “IMPROVING EMPLOYEE PERFORMANCE THROUGH WORK MOTIVATION AND SELF-EFFICACY MEDIATED BY JOB SATISFACTION”, Jurnal Aplikasi Manajemen, vol. 15, no. 4, p. pp. 587 – 599, Dec. 2017, doi: 10.21776/ub.jam2017.015.04.05.