Martins, P. P. and Piontkewicz, C. M. (2014) “THE EFFECTIVENESS OF A SYSTEM OF E-LEARNING IN CONTEXT OF POST-MODERN WORLD”, Travessias. Cascavel, 7(2), p. e8440. Available at: https://saber.unioeste.br/index.php/travessias/article/view/8440 (Accessed: 18 July 2024).