Biswas, D., M. Hasan, S. Mallick, N. Juyena, M. Shoriotullah, and M. Alam. “Clinical and Haematological Changes Upon Administration of Xylazine-Ketamine and Xylazine-Thiopentoneanaesthetic Combinations in Ewes”. Bangladesh Veterinarian, vol. 34, no. 1, Oct. 2018, pp. 9-19, doi:10.3329/bvet.v34i1.38708.