Lumbantobing, G.S. dan Nasution, P.K. 2023. Implementation of the Just In Time Method to Efficient Production Costs (Literature Review Study). FARABI: Jurnal Matematika dan Pendidikan Matematika . 6, 1 (Jun 2023), 67–73. DOI:https://doi.org/10.47662/farabi.v6i1.438.