@book{4999,
	title = {Prognostics},
	publisher = {Elsevier Pub. Co.},
	year = {1971. },
	address = {Amsterdam,},
	note = {Translation of the abridged ed. of Prognostica, published in 1969. },
	url = {http://books.google.com/books?id=7DxSAQAAIAAJ}
}