Meganingtyas, Aprilia Eka, and Muhammad Dian Ruhamak. “Mengoptimalkan Kinerja Karyawan: Studi Pengaruh Pengawasan Dan Semangat Kerja Pada Karyawan SPBU KM 626 Saradan”. JoEMS (Journal of Education and Management Studies), vol. 8, no. 3, June 2025, pp. 135-43, doi:10.32764/joems.v8i3.1506.