Indarto, B. K., and U. Rusilowati. “The Effect of Discipline on Employee Productivity at PT. Cipta Selaras in Pamulang”. Kontigensi : Jurnal Ilmiah Manajemen, Vol. 9, no. 2, Oct. 2021, pp. 371-6, doi:10.56457/jimk.v9i2.177.