Kadhim, Ayat, and Senaa Abdullah. “Spatial Variation of Locational Patterns of Shadow Economies in the City of Baqubah”. Al-Adab Journal, no. 151 (December 15, 2024): 297–332. Accessed December 18, 2024. https://aladabj.uobaghdad.edu.iq/index.php/aladabjournal/article/view/4588.