@article{1019846, author = "Karl Hans Wedepohl", abstract = "In: P. M{\"u}ller and B. Krebs (eds.), Sulfur, its Significance for Chemistry, for the Geo-, Bio-, and Cosmosphere and Technology. Studies in Inorganic Chemistry", pages = "39-54", title = "{S}ulfur in the earth's crust, its origin and natural cycle", volume = "5", year = "1984", }