Vaca Vaca, P., and D. Romero Serrano. “Construction of Meanings Related to Violent Contents of Video Games in Children Aged 11 to 14”. Acta Colombiana de Psicología, vol. 10, no. 1, Jan. 2007, pp. 35-48, https://actacolombianapsicologia.ucatolica.edu.co/index.php/acta-colombiana-psicologia/article/view/235.