Santana, O. A., & Peixoto, L. R. T. (2010). <b>Student perspectives about mobile learning initiatives at Open University of Brazil: the mobile phone issue</b&gt; - doi: 10.4025/actascieduc.v32i2.11545. Acta Scientiarum. Education, 32(2), 219-223. https://doi.org/10.4025/actascieduc.v32i2.11545