de Bruijn, R. 1984. Deep Transverse Friction: Its Analgesic Effect. International Journal of Sports Medicine 5(Suppl): 35-6.
Field, T.M., S.M. Schanberg, F. Scafidi, et al. 1986. Tactile/Kinesthetic Stimulation Effects on Preterm Neonates. Pediatrics 77:654-8.
Zanolla, R., C. Monzeglio, A. Balzarini, and G. Martino. 1984. Evaluation of the Results of Three Different Methods of Postmastectomy Lymphedema Treatment. Journal of Surgical Oncology 26:210-13.