Pointers to the literature:

Congestion control:

• Changes proposed to TCP (most recent citation: 2007).
  
• TCP-friendly Congestion Control (last updated: 1999).
• Global Optimization with End-to-End Congestion Control (last updated: 2001).
  
• Measurement Studies of End-to-End Congestion Control in the Internet (most recent citation: 2008).
• Concerns about End-to-End Congestion Control (most recent citation: 2007).
• Partial Checksums - Pointers to the Issues (last updated: 2003).
• Self-similarity and Long Range Dependence in Networks (last updated: 1999).
  

  General Internet architecture:

• Interactions of Link-Layer and Transport Protocols (most recent citation: 2007).
• Research Questions for the Internet (last updated: 2003).
• The Evolvability of the Internet Infrastructure (most recent citation: 2007).
• Layering and the Internet Architecture (most recent citation: 2008).
• Email spam and viruses: some pointers to the problem (most recent citation: 2005).
• Papers on the history of interactions between the IETF and governments' policies (last updated: 2003).
• Questions about the Internet (last updated: 2002).
• Pointers to the literature maintained by others