Sofyan Ansori Tondang, Kiki Farida Ferine, and Darmilisani. 2026. “The Effect Of Competence And Work Environment On Performance Employees With The Implementation Of Corruption-Free Areas As An Intervening Variable At  The Class Ii Immigration Office Tpi Pematang Siantar”. Equivalent : Journal of Economic, Accounting and Management 4 (2): 1563-80. https://doi.org/10.61994/equivalent.v4i2.1841.