SIMARMATA, Naomi; SIR, Zulkifli M. Efendi; PRISTIYONO, P. The Influence of Work Discipline, Work Environment, and Work Productivity, on Employee Performance at the Youth and Sports Office, Culture and Tourism of Labuhanbatu Regency. Quantitative Economics and Management Studies, [S. l.], v. 3, n. 3, p. 394–401, 2022. DOI: 10.35877/454RI.qems953. Disponível em: https://qemsjournal.org/index.php/qems/article/view/953. Acesso em: 2 may. 2026.