@Article{Riv99a,
  author = 	 { Ronald L. Rivest },
  title = 	 { The Beer Bottle Cipher },
  pages = 	 { 28--30 },
  journal = 	 { CCE Quarterly Journal (Pricewaterhouse Coopers Cryptographic Center of Excellence) },
  date =         { 1999 },                  
  OPTyear = 	 { 1999 },
  number = 	 { 3 },
}