@article{id_5124, title = "Sonication induced reduction of the Ojen (Andalucia, Spain) vermiculite under air and under nitrogen", author = "Juan Poyato, Jose Luis perez-rodriguez, Anton Lerf, Friedrich E. Wagner", journal = "Ultrasonics Sonochemistry", volume = "19", year = "2012", pages = "373-375", url = "http://dx.doi.org/10.1016/j.ultsonch.2011.07.004", }