CRISTOFOLINI, R. Wolfgang Sartorius von Waltershausen, a mid-European geologist disclosing secrets of Mt. Etna in a posthumous work, edited with Arnold von Lasaulx’s contribution. Bullettin of the Gioenia Academy of Natural Sciences of Catania, v. 43, n. 372, p. FP159-FP173, 19 nov. 2010.