Hussein Jaber Abboud, Hussein Khamis Hussein and Saad Abbas Fadhil (2024) “The effect of increasing the intensity of specialized endurance training on runners’ ability in the advanced 1500-meter run in terms of vital capacity indicators (V.C.) and heart rate (S.V.)”, TechHub Journal, 7(1), pp. 19–27. doi: 10.47577/techhub.v7i.107.