Serafinavičius, P., S. Sajauskas, and G. Daunys. “Evaluation of Hand Pointing System Based on 3-D Computer Vision”. Elektronika Ir Elektrotechnika, vol. 88, no. 8, Oct. 2008, pp. 95-98, https://eejournal.ktu.lt/index.php/elt/article/view/11359.