Affiliation: | 1. Institute of Informatics, Federal University of Goiás, Goiânia, Goiás, Brazil;2. Faculty of Science and Technology, Federal University of Goiás, Aparecida de Goiânia, Goiás, Brazil;3. Institute of Systems and Computer Engineering, Technology and Science (INESC TEC), Porto, Portugal;4. Department of Computer Science, Southern Oregon University, Ashland, Oregon, USA |