1. Chen H, Chau M (2004) Web mining: machine learning for web applications. Ann Rev Inf Sci Technol 38:289–329
2. Manning CD, Raghavan P, Schütze H (2008) Introduction to information retrieval. Cambridge University Press
3. Herrouz A, Khentout C, Djoudi M (2013) Overview of web content mining tools. Int J Eng Sci (IJES) 2:1–6
4. Johnson F, Gupta SK (2012) Web content mining techniques: a survey. Int J Comput Appl 47:4–50
5. Picaroungne F, Monmarché N, Oliver A, Venturini G (2002) Web mining with a genetic algorithm. In: 11th international World Wide Web conference, Honolulu, Hawaii, 7–11 May 2002