Wagner, P. Julkaisussa Altitude Training Conference, Northern Arizona University, Flagstaff, Arizona, March 1998 (1998)
Lindstedt, S. Julkaisussa Altitude Training Conference, Northern Arizona University, Flagstaff, Arizona, March 1998 (1998)
Chapman, R. Julkaisussa Altitude Training Conference, Northern Arizona University, Flagstaff, Arizona, March 1998 (1998)