Bibliografia
Principal
- Modern Information Retrieval: Ricardo Baeza-Yates, Berthier Ribeiro-Neto, Addison-Wesley 1999 ISBN: 020139829X
- Managing Gigabytes: Ian Witten, Alistair Moffat, and Timothy Bell, Morgan-Kaufmann 1999 ISBN: 1558605703
Secundária
- Introduction to Information Retrieval: Christopher D. Manning, Prabhakar Raghavan and Hinrich Schütze 2008 Cambridge University Press