1. Huitema, Christian,"Routing in the internet", Prentice Hall
2. Tanembaum, Andrew S., "Computer Networks", 3a edição, Prentice Hall
3. IETF - The Internet Engineering Task Force
4. RFC 791 - Internet Protocol
5. Mecanismo dos Protocolos de Roteamento
6. Ballew, Scott M., "Managing IP Networks with Cisco Routers", 1a edição, O'Reilly