Siwu, Sweetly, et al. “ANALISIS PENERAPAN SISTEM PENGENDALIAN MANAJEMEN DENGAN MODEL FOUR LEVERS OF CONTROL PADA PT TASPEN (PERSERO) KANTOR CABANG MANADO”. GOING CONCERN : JURNAL RISET AKUNTANSI, vol. 16, no. 2, June 2021, pp. 119-26, https://ejournal.unsrat.ac.id/v3/index.php/gc/article/view/35965.