@Article{Guy95,
  author = 	 {Richard K. Guy},
  title = 	 {My favorite elliptic curve: a tale of two types of
                  triangles}, 
  journal = 	 AMM,
  year = 	 1995,
  volume =	 102,
  number =	 9,
  month =	 nov,
  pages =	 {771--781},
  keywords =     {elliptic curve, Diophantine equation}
}