@book{8181,
	author = {Landolt, H. and Börnstein, R.},
	title = {Landolt-Börnstein physikalisch-chemische tabellen.},
	publisher = {J. Springer,},
	year = {1912.},
	address = {Berlin,},
	edition = {4. umgearb. und verm. Aufl.}
}