Sufiyanti, Nadia Nurifayza, and Hadiah Fitriyah. “Informal Cost Planning and Control Realize Micro Retail Operational Cost Efficiency: Perencanaan Dan Pengendalian Biaya Informal Mewujudkan Efisiensi Biaya Operasional Ritel Mikro”. Indonesian Journal of Law and Economics Review 21, no. 3 (July 25, 2026): 10.21070/ijler.v21i3.1712. Accessed October 7, 2026. https://ijler.umsida.ac.id/index.php/ijler/article/view/1712.