Die Kur - Kraft für Körper, Seele und den Alltag

2006, Synthetic Clay Minerals and Purification of Natural Clays

K.A. Carradoa, A. Decarreaub, S. Petit ,F. Bergay, G.Lagaly

Developments in Clay Science, Volume 1, 2006, Pages 115-139

https://www.sciencedirect.com/science/article/pii/S1572435205010044