1. Corray, S., Oconnor, N.: A Hybrid Technique for Face Detection in Color Images. In: IEEE Conference on Advanced Video and Signal Based Surveillance, AVSS 2005, pp. 253–258 (2005)
2. Singh, S.K., Chauhan, D.S., Vatsa, M., Singh, R.: A Robust Skin Color Based Face Detection Algorithm. Tamkang Journal of Science and Engineering 6(4), 227–234 (2003)
3. Vezhnevets, V., Sazonov, V., Andreeva, A.: A Survey on Pixel-Based Skin Color Detection Techniques. In: Int. Conference Graphicon 2003, Moscow, Russia, pp. 85–92 (2003)
4. Kirillow, A.: A Forge .NET Framework,
http://www.aforgenet.com/
5. Głowacki, D., Porwik, P., Orczyk, T.: The new rule based colour classifier in the problem of human skin colour detection. Journal of Medical Informatics & Technologies 14, 39–48 (2010)