Bauer, M., Eichinger, L., Elsass, P., Kloppmann, W., and Wirsing, G., 2005, Isotopic and hydrochemical studies of groundwater flow and salinity in the southern Upper Rhine Graben: International Journal of Earth Science (Geol. Rundsch.), v. 94, p. 565-579.

British Sulphur Corporation Limited, 1975, World survey of potash resources (2d ed.): London, British Sulphur Corporation Limited, 148 p.

British Sulphur Corporation Limited, 1984, World survey of potash resources (4th ed.): London, British Sulphur Corporation Limited, 145 p.

Commission for the Geological Map of the World, 1973b, Carte metallogenique de l’Europe; Liste de gites mineraux, feuille 5 [Metallogenic map of Europe; list of mineral deposits, sheet 5]; Europe Centre (PRAGUE): Bureau de Recherches Geologiques et Minieres and United Nations Educational Scientific and Cultural Organization, 32 p.

Gunzert, G., 1961, Die "Obere Bituminöse Zone" im bereich de kalisalzlagerstatte von Buggingen (Baden) [The “Upper Bituminous zone” in the area of the Buggingen potash deposit (Baden)]: Kali und Steinsalz, v. 3, no. 4, p. 111-118.

Walther, H.W., 1986, Federal Republic of Germany, in Dunning, F.W., and Evans, A.M., eds., Mineral deposits of Europe, v. 3; Central Europe: London, The Institution of Mining and Metallurgy and The Mineralogical Society, p. 175-301.