@manual{LRM,
	key = "LRM83",
	title = "Military Standard Ada Programming Language
	(ANSI/MIL-STD-1815A-1983)",
	organization = "American National Standards Institute",
	month = "January", year = " 1983"
}
@techreport{ayacc,
        author = "D. Taback and D. Tolani",
	title = "Ayacc User's Manual",
	number = "UCI-85-10",
	institution = "University of California, Irvine",
	type = "Arcadia Document",
	year = " 1986"
}
@techreport{lex,
        author = "M. E. Lesk",
	title = "LEX -- A Lexical Analyzer Generator",
	number = "Computing Science Technical Report, 39",
	institution = "Bell Telephone Laboratories, Murray Hill, NJ",
	year = " 1975"
}
@techreport{alex,
        author = "T. Nguyen and K. Forester",
	title = "Alex -- An Ada Lexical Analysis Generator",
	number = "UCI-88-17",
	institution = "University of California, Irvine",
	type = "Arcadia Document",
	year = " 1988"
}
@book{dragon,
        author = "A. Aho and R. Sethi and J. Ullman",
        title = "Compilers -- Principles, Techniques, and Tools",
        publisher = {Addison-Wesley},
        address = {Reading, MA},
	year = " 1986"
}