PENGARUH MOTIVASI KERJA, BEBAN KERJA, TEAM WORK TERHADAP KINERJA PEGAWAI PADA PT. KOPERASI TELEKOMUNIKASI SELULAR (KISEL) REGIONAL I PROVINSI SUMATERA UTARA. JOURNAL OF SCIENCE AND SOCIAL RESEARCH, [S. l.], v. 8, n. 3, p. 4873–4879, 2025. DOI: 10.54314/jssr.v8i3.3764. Disponível em: https://jurnal.goretanpena.com/index.php/JSSR/article/view/3764.. Acesso em: 12 apr. 2026.