C. A. M. Pereira, R. Bolliger Neto, A. C. Reynaldo, M. C. de M. Luzo, and R. P. Oliveira, “ Development and evaluation of a head-controlled human-computer interface with mouse-like functions for physically disabled users ”, Clinics, vol. 64, no. 10, pp. 975–981, Jan. 2009, doi: 10.1590/S1807-59322009001000007.