Resume
This work is cataloged in the Scientific Portal. Officially published in Trends and Innovations in Information Systems and Technologies (2020). Referenced as: "Silva, F. O.; Pereira, Rui Humberto; Gonçalves, Maria José Angélico; da Silva, Amélia Ferreira; Silva, Manuel".
The complete abstract and full text can be accessed directly at the official DOI: https://doi.org/10.1007/978-3-030-45691-7_2