Six hundred meter-run and broken 800`s contribution to pacing improvement in eight hundred meter-athletics: role of expertise and training implications - Blasco-Lafarga, C.; Montoya-Vieco, A.; Martinez-Navarro, I.; Mateo-March, M.; Gallach, J. E. (The Journal of Strength and Conditioning Research, 2013)
Keywords: middle distance running; training; training means; speed; USA; endurance sports