Paper  bibtex   

@misc{ rfc2581,
  author = {M. Allman and V. Paxson and W. Stevens},
  title = {{TCP} Congestion Control},
  series = {Request for Comments},
  number = {2581},
  howpublished = {RFC 2581 (Proposed Standard)},
  publisher = {IETF},
  organization = {Internet Engineering Task Force},
  year = {1999},
  month = {April},
  url = {http://www.ietf.org/rfc/rfc2581.txt}
}