[1] Properties of concrete; A.M. Neville, 5th Edition, Pearson Education Limited, 2011, ISBN: 978-0-273-75580-7, S. 265ff

[2] Metal Soaps for the Production of Integral Water Repellent Concrete; Wie Li, Folker H. Wittmann, R. Jiang, T. Zhao, Conference: Hydrophobe VI, Water Repellent Treatment of Building Materials At: Rome, Italy Volume: 6, 2011

[3] Properties of concrete; A.M. Neville, 5th Edition, Pearson Education Limited, 2011, ISBN: 978-0-273-75580-7, S. 139, S. 515ff