Asihwarya Sharma, Suphiya Parveen, and Smita Sarma. “Assessing the Sustainability of Pork Production Systems and Their Effect on Animal Welfare and the Environment”. Revista Electronica de Veterinaria 24, no. 2 (July 1, 2023): 471 - 485. Accessed July 3, 2024. https://veterinaria.org/index.php/REDVET/article/view/362.