Usability analysis of a pointing gesture interface. - Mikel Pajares; Pablo Ayala; Inmaculada Fajardo; David Vicente; Manuel Graña (SMC (3), 2004)

Innovae Emotional Trainer: an Interactive System to Measure People's Acting Skills. - Andoni Beristain; Pablo Ayala; Mikel Pajares; Manuel Graña (VECIMS, 2006)