@book{29151,
	author = {Langtangen, Hans Petter, },
	title = {Advanced topics in computational partial differential equations : numerical methods and Diffpack programming / },
	publisher = {Springer, },
	year = {2003.},
	series = {Lecture notes in computational science and engineering ; },
	address = {Berlin ; New York : },
	edition = {1a ed.}
}