«Effects of Castration on Epidural Administration of Lidocaine-Tramadol in West African Dwarf (Wad) Goats»., NJPS, libk. 34, zenb. 2, or. 141–147, abe. 2019, Eskuratua: 2026(e)ko apirilaren 6(e)an. [Sarean]. Available at: https://ojshostng.com/index.php/njphysiologicalsciences/article/view/463