“The Influence of Discipline Motivation and Work Training on Performance Based on the Perception of Employees in the Sales Operation Division of PT Olivindo Energi Mandiri”. Visioner : Jurnal Manajemen Dan Bisnis, vol. 14, no. 02, Oct. 2025, pp. 144-56, https://doi.org/10.52630/jmbv.v14.i02.124.