Santos Júnior, J. R. dos. “As Gravuras Rupestres Do Outeiro Machado (Val d’Anta - Chaves)”. Trabalhos de Antropologia e Etnologia 23, no. 2-3 (September 25, 2020). Accessed September 11, 2025. https://ojstest.xyz/ojsletras/index.php/tae/article/view/8991.