@book{37330,
	author = {Nies, Andr�e.},
	title = {Computability and randomness},
	publisher = {Oxford University Press,},
	year = {2009.},
	series = {Oxford logic guides ;},
	address = {Oxford :},
	url = {http://dx.doi.org/10.1093/acprof:oso/9780199230761.001.0001}
}