Sulaiman, K., and I. T. Tayeb. “Effect of in-Ovo Injection of Some Natural Oils on the Hatchability and Subsequent Physiological Responses of Post Hatch Broilers”. Academic Journal of Nawroz University, vol. 9, no. 4, Nov. 2020, pp. 233-41, doi:10.25007/ajnu.v9n4a969.