(. Sottas and R. Pe), Prevalence of blood doping in samples collected from elite track and field athletes, Clin Chem, 2011.

G. Len and (. , Exponential growth combined with exponential decline explains lifetime performance evolution in individual and human species, Age, vol.9, 2011.
URL : https://hal.archives-ouvertes.fr/hal-01724284

, Helou (NE) et al. -"Success in developing regions: world records evolution through a geopolitical prism, -Guillaume (M), vol.4, p.7573, 2009.