Hermantoni, R., M. Mulyadi, and A. Basri. “The Role Of Additional Employee Income In Moderating The Effect Of Work Discipline, Charismatic Leadership, And Non-Physical Work Environment On Work Productivity”. EKOMBIS REVIEW: Jurnal Ilmiah Ekonomi Dan Bisnis, Vol. 14, no. 1, Jan. 2026, pp. 903-24, doi:10.37676/ekombis.v14i1.8893.