@book{87408,
	author = {Gardner, Martin and Lima, Jorge},
	title = {Ah, apanhei-te!},
	publisher = {Gradiva},
	year = {1993},
	series = {Desafios matemáticos},
	address = {[Lisboa]},
	note = {Título orig.: Aha! Gotcha: Paradoxes to puzzle and delight}
}