@book{206055,
	author = {Okabe, Atsuyuki, and Sugihara, Kōkichi,},
	title = {Spatial analysis along networks :},
	publisher = {Wiley,},
	year = {2012.},
	series = {Statistics in practice},
	address = {Hoboken, N.J. :},
	url = {http://onlinelibrary.wiley.com/book/10.1002/9781119967101}
}