Jubir, Juwandariah, and Harun Alrasyid. 2026. “Assessing Regional Economic Conditions Prior to Expansion in Luwu Raya: Evidence from the Williamson Index and Klassen Typology”. Jurnal Ekonomi, Akutansi Dan Manajemen Nusantara 5 (1.1):185-93. https://doi.org/10.55338/jeama.v5i1.1.1249.