1. Guo, L., Zhang, C., & Fang, Y. (2013). A trust-based privacy-preserving friend recommendation scheme for online social networks. Piscataway, NJ: IEEE.
2. Kacchi, T. R., & Deoranker, A. V. (2016). Friend recommendation system based on lifestyles of users. In International Conference on Advances in Electrical, Electronics, Information, Communication and Bioinformatics (AEEICB16) (pp. 01–04).
3. Wang, P. Z., & Qi, H. (2015). Friendbook: A semantic-based friend recommendation system for social networks. IEEE Transactions on Mobile Computing, 14(3), 01–14.
4. Bian, L., & Holtzman, H. (2011). Online friend recommendation through personality matching and collaborative filtering. In Proceedings of the 5th International Conference on Mobile Ubiquitous Compute, Systems, Services and Technologies (pp. 230–235).
5. Amazon. (2014). [Online]. Available:
http://www.amazon.com/