Freitas, J., Freitas, J., Lopes, A., Maria João Barros & Dias, J. (2009). Spoken Language Interface for Mobile Devices. In Vetulani, Z., Uszkoreit, H. (Ed.), Human Language Technology. Challenges of the Information Society (pp. 24?35). Springer. https://doi.org/10.1007/978-3-642-04235-5_3