"A stair-stepper for exercising on a short radius centrifuge", Aviation Space and Environmental Medicine, vol. 78, pp. 129-134, 2007.
"Physiological benefits of exercise in artificial gravity: A broadband countermeasure to space flight related deconditioning.", Acta Astronautica, vol. 63, pp. 2-7, 2008.
"Stair-stepping and squats during centrifugation: feasibility, biomechanics, and fitness benefits. (Abstract and poster)", 28th Annual International gravitational Physiology Meeting, San Antonio, TX, April 8-13, 2007.
"Physiological Effects of Varying Tilt Angle and G-level during Short-Radius Centrifugation", Technology for Artificial Gravity and Microgravity Simulation, ESTEC, Noordwij, The Netherlands, Dec. 12, 2007.
"Exercise in Artificial Gravity - Implementation and Validationof a Stair-Stepper on a Short Radius Centrifuge, (Abstract)", Bone Loss During Spaceflight Conference, Cleveland, OH, June 23-24, 2006.