Sombrio, Graziela de Souza, Morgana Niehues, Samara de Sena, and Francisco Antonio Pereira Fialho. 2016. “Learning Objects: Creating and Sharing Media for Education”. Travessias 10 (1). Cascavel:e12314. https://saber.unioeste.br/index.php/travessias/article/view/12314.