+@MISC{polymorphism,
+ author = {Strachey, Christopher},
+ title = {Fundamental Concepts in Programming Languages},
+ howpublished = {Lecture Notes, International Summer School in Computer Programming,
+ Copenhagen},
+ month = August,
+ year = {1967},
+ note = {Reprinted in {\em Higher-Order and Symbolic Computation}, 13(1/2),
+ pp. 1--49, 2000},
+ owner = {baaijcpr},
+ timestamp = {2010.02.24}
+}
+