@inproceedings{DIPL-1976-RichardL,
	author        = "Frédéric Richard and Henry F. Ledgard",
	booktitle     = "{Proceeding of the DoD Sponsored Workshop on Design and Implementation of Programming Languages}",
	doi           = "10.1007/BFb0021432",
	isbn          = "3-540-08360-X",
	pages         = "345--389",
	publisher     = "{Springer-Verlag}",
	series        = "{Lecture Notes in Computer Science}",
	title         = "{A reminder for language designers}",
	volume        = 54,
	year          = 1976,
}