@Unpublished{Garrigue02,
  author = 	 {Jacques Garrigue},
  title = 	 {Simple Type Inference for Structural Polymorphism},
  note = 	 {(Presented at 9th Workshop on Foundations of Object-Oriented Languages (FOOL), Portland, OR, January 2002)},
  month = "December",
  year =	 2002
}