1. CERT advisory CA-95:01 "Ip Spoofing and Hijacked Terminal" :
   ftp://info.cert.org/cert_advisories/
2. Phrack Magazine 48-14 "IP-Spoofing Demystified" :
   http://www.fc.net/phrack/files/p48/
3. Phrack Magazine 49-07 "Project Hades: TCP weaknesses" :
   http://www.fc.net/phrack/files/p49/