Fauroni, R. Lukman. “The Economic Community of Pesantren Al-Ittifaq: Opposing Market Capitalism and the Improvement of Competitiveness”. Shirkah: Journal of Economics and Business 4, no. 3 (December 25, 2019). Accessed March 15, 2025. https://shirkah.or.id/new-ojs/index.php/home/article/view/273.