@book{35474,
	author = {Zuur, Alain F. and Ieno, Elena N. and SpringerLink (Online service)},
	title = {A Beginner's Guide to R},
	publisher = {Springer New York,},
	year = {2009.},
	series = {Use R},
	address = {New York, NY :},
	url = {http://dx.doi.org/10.1007/978-0-387-93837-0}
}