Carneiro, Leonardo de Andrade, David Nadler Prata, Patrick Letouze Moreira, and Gentil Veloso Barbosa. 2019. “Collaborative Learning in the Military Police of Tocantins: Perspective Without Frontier”.
International Journal of Advanced Engineering Research and Science 6 (7).
https://journal-repository.com/index.php/ijaers/article/view/260.