@book{277656,
	author = {Morris, Alfred H. and Naval Weapons Laboratory (U.S.)},
	title = {Symbolic algebraic languages, introduction /},
	publisher = {Naval Weapons Laboratory,},
	year = {1973]},
	series = {NWL Technical Report TR ;},
	address = {[Dahlgren, Virigina :},
	note = {March 1973.}
}