[1]
S. R. Panjaitan, D. F. Butarbutar, H. Panjaitan, A. B. D. Nainggolan, and B. S. Barus, “The Influence of Work Discipline, Work Ethics and Work Environment on Employee Performance at the Regional Company Pasar Horas Jaya, Pematangsiantar City”, probis, vol. 13, no. 2, pp. 109–121, Oct. 2022.