# Useful Resources

[Introduction to Information Retrieval](https://nlp.stanford.edu/IR-book/html/htmledition/irbook.html)

[Search Engines Information Retrieval in Practice](https://ciir.cs.umass.edu/irbook/)

[The Anatomy of a Large-Scale Hypertextual Web Search Engine](http://infolab.stanford.edu/~backrub/google.html)