@book{35919,
	author = {Badiale, Marino. and Serra, Enrico. and SpringerLink (Online service)},
	title = {Semilinear Elliptic Equations for Beginners},
	publisher = {Springer London,},
	year = {2011.},
	series = {Universitext},
	address = {London :},
	url = {http://dx.doi.org/10.1007/978-0-85729-227-8}
}