Pasaribu, Y., A. Fitriano, and R. Syafrizal. “The Influence of Training, Job Interest, and Job Environment on Employee Performance at PT. Tanina Karya Ajiborna”. Journal of Economics and Business Letters, vol. 3, no. 3, June 2023, pp. 53-59, doi:10.55942/jebl.v3i3.213.