[1] Birrell, Andrew D. & Nelson, Bruce Jay; "Implementing Remote Procedure Calls"; XEROX CSL-83-7, October 1983.
[2] Cheriton, D.; "VMTP: Versatile Message Transaction Protocol", Preliminary Version 0.3; Stanford University, January 1987.
[3] Diffie & Hellman; "New Directions in Cryptography"; IEEE Transactions on Information Theory IT-22, November 1976.
[4] Harrenstien, K.; "Time Server", RFC 738; Information Sciences Institute, October 1977.
[5] National Bureau of Standards; "Data Encryption Standard"; Federal Information Processing Standards Publication 46, January 1977.
[6] Postel, J.; "Transmission Control Protocol - DARPA Internet Program Protocol Specification", RFC 793; Information Sciences Institute, September 1981.
[7] Postel, J.; "User Datagram Protocol", RFC 768; Information Sciences Institute, August 1980.
[8] Reynolds, J. & Postel, J.; "Assigned Numbers", RFC 923; Information Sciences Institute, October 1984.