VARADE PURBA, Sandro; ISA INDRAWAN, Muhammad. The Effect of Education and Training Levels on Increasing Employee Performance with Competence as Intervening Variables RSUD Dr. RM. Djoelham City of Binjai. SINOMIKA JOURNAL: Publikasi Ilmiah Bidang Ekonomi dan Akuntansi, [S. l.], v. 2, n. 2, p. 353–366, 2023. DOI: 10.54443/sinomika.v2i2.1315. Disponível em: https://publish.ojs-indonesia.com/index.php/SINOMIKA/article/view/1315. Acesso em: 14 feb. 2026.