Victor Varela, Estela Ribeiro, Pedro Orona, and Carlos Thomaz. 2018.
 Eye movements and human face perception: An holistic analysis and proficiency classification based on frontal 2D face images. In <em>Anais do XV Encontro Nacional de Inteligência Artificial e Computacional</em>, outubro 22, 2018, São Paulo, Brasil. SBC, Porto Alegre, Brasil, 48-57. DOI: <a href="https://doi.org/10.5753/eniac.2018.4403">https://doi.org/10.5753/eniac.2018.4403</a>.