Sugiarto, Shiefanny Delicia, and Werner R. Murhadi. “Strategy Formulation For PT Sido Muncul Tbk in Market Competition”. Jurnal Ekonomi 13, no. 03 (October 9, 2024): 1951–1962. Accessed July 23, 2026. https://www.ejournal.seaninstitute.or.id/index.php/Ekonomi/article/view/5448.