G. Bahri Shamkhi Hussein, M. Fadhil Alwan, and W. Ataallah Essa Alobayde, “Evaluating a training program in terms of the lactic differential threshold and some respiratory indicators for hurdle youth runners in 3000 meters race”, Psychosocial rehabilitation, vol. 24, no. 1, pp. 7333–7339, Feb. 2020, doi: 10.61841/ssksmb59.