@article{id_5313, title = "Thermal decomposition of NH4+-vermiculite from Santa Olalla (Huelva, Spain) and its relation to the metal ion distribution in the octahedral sheet", author = "JL. Perez-rodriguez, J. Poyato, MCJ. De haro, LA. Perez-maqueda, A. Lerf", journal = "Physics and Chemistry of Minerals", volume = "31", year = "2004", url = "http://dx.doi.org/10.1007/s00269-004-0406-y", }