Dorjpurev, Sangajav, Otgonjargal Ayush, and Togtokhbayar Norovsambuu. “The Result of the Study on Feeding Young Pigs With Zeolite Mixed Feed”. Mongolian Journal of Agricultural Sciences 32, no. 1 (June 23, 2021): 25–30. Accessed November 29, 2022. https://www.mongoliajol.info/index.php/MJAS/article/view/1599.