Griškevičius, J., and J. Žižienė. “Research of Upper Limb Biomechanics of Subjects With Parkinson‘s Disease and Essential Tremmor”. Mokslas – Lietuvos Ateitis / Science – Future of Lithuania, vol. 5, no. 6, Dec. 2013, pp. 587-90, doi:10.3846/mla.2013.93.