Wibowo, Ana Rahmawati, and Wiwin Indrayanti. “Institutional Analysis of Shadow Economy (Study on ASEAN 7 Developing Countries)”. Ekuilibrium : Jurnal Ilmiah Bidang Ilmu Ekonomi 15, no. 1 (March 3, 2020): 55–69. Accessed May 6, 2026. https://journal.umpo.ac.id/index.php/ekuilibrium/article/view/2373.