Hamimed, Selma, and Amani Kthiri. “Methane Reduction from Ruminant Microbiota of Sheep Using Polyphenols Extract of Different Olive Mill Wastewater”. Biological Environment and Pollution 1, no. 2 (December 28, 2021): 67–75. Accessed May 6, 2024. https://pubs.ascee.org/index.php/bioenvipo/article/view/389.