Houng, K.H.Uehara, G.Sherman, G.D.2009-04-172009-04-171966-10Houng KH, Uehara G, Sherman GD. 1966. On the exchange properties of allophanic clays. Pac Sci 20(4): 507-514.0030-8870http://hdl.handle.net/10125/7821en-USArticle