Liman, Chandya. “Blue Ocean Strategy: Case Study on PT. Wismilak Inti Makmur, Tbk”. ProBisnis : Jurnal Manajemen 14, no. 6 (December 30, 2023): 756–761. Accessed October 22, 2024. http://ejournal.joninstitute.org/index.php/ProBisnis/article/view/394.