Muscle activation when performing the chest press and shoulder press on a stable bench vs. a Swiss ball.
Uribe BP, Coburn JW, Brown LE, Judelson DA, Khamoui AV, Nguyen D. Muscle activation when performing the chest press and shoulder press on a stable bench vs. a Swiss ball. J Strength Cond Res. 2010 Apr; 24(4):1028-33.