Jabani, M., J. R. Yasir, and A. Zulkarnain. “The Effect Of Lean Six Sigma Supply Chain And Sustainability Disclosure On Poultry Farming Issuers”. International Journal of Economics (IJEC), vol. 4, no. 2, Dec. 2025, pp. 1468-89, doi:10.55299/ijec.v4i2.1653.