Jabani, Muzayyanah, Jibria Ratna Yasir, and Agung Zulkarnain. 2025. “The Effect Of Lean Six Sigma Supply Chain And Sustainability Disclosure On Poultry Farming Issuers”. International Journal of Economics (IJEC) 4 (2):1468-89. https://doi.org/10.55299/ijec.v4i2.1653.