@book{126257,
	author = {Zinoviev, Aleksandr,},
	title = {Philosophical problems of many-valued logic /},
	publisher = {D. Reidel Pub. Co. ,},
	year = {1963.},
	series = {Synthese library},
	address = {Dordrecht, Holland :},
	edition = {A rev. ed.,}
}