1. Characterising text mining: a systematic mapping review of the Portuguese language. Issue 2 (1st April 2018) Authors: Souza, Ellen; Costa, Danilo; Castro, Dayvid W.; Vitório, Douglas; Teles, Ingryd; Almeida, Rafaela; Alves, Tiago; Oliveira, Adriano L.I.; Gusmão, Cristine Journal: IET software Issue: Volume 12:Issue 2(2018) Page Start: 49 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗