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1 Kamprath, E.J., "The effect of pH, sulfate and phosphate concentrations on the adsorption of sulfate in soils" 20 : 463-466, 1956
2 Marion, S.P., "The effect of diverse anions on the pH value of maximum precipitation of aluminum hydroxide" 1 : 221-233, 1946
3 Scherer, H.W., "Sulphur in crop production" 14 : 81-111, 2001
4 Scott, N.M., "Sulphate contents and sorption in Scottish soils" 27 : 367-372, 1976
5 Förster, S., "Sulfur specification in bulk soil as influenced by long-term application of mineral and organic fertilizers" 58 : 316-321, 2012
6 Scherer H.W., "Sulfur in soils" 172 : 326-335, 2009
7 Scherer, H.W., "Sulfur fractions in particle-size separates as influenced by long-term application of mineral and organic fertilizers" 58 : 242-248, 2012
8 Martinez, C.E., "Sulfate adsorption by variable charge soils: effect of low- molecularweight organic acids" 26 : 157-163, 1998
9 Hingston, F.J., "Specific adsorption of anions on geothite" 1 : 669-678, 1968
10 Hasan, S.M., "Solubility and availability of sorbed sulphate in Hawaiian soils" 34 : 897-901, 1970
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