Karakiriou Σ. Κ., Douda Ε. Τ., and Tokmakidis Σ. Π. “Effect of a Specific Vibration Program and Exercise Training on Bone Mineral Density in Osteoporotic and Healthy Postmenopausal Women”. Inquiries in Physical Education and Sport, vol. 11, no. 2, Sept. 2013, pp. 68-78, doi:10.26253/heal.uth.ojs.ispe.2013.1402.