Ventilatory responses analysis in short vs.long interval training sessions in elite marathon swimmers - Hellard, P.; Dekerle, J.; Nesi, X.; Atlaoui, D.; Brickley, G.; Houel, N.; Hausswirth, C. (12th Annual Congress of the European College of Sport Science, Jyväskylä, Finland - July 11-14th 2007, 2007)