@ARTICLE {NZIGUHEBA:2005b, title = {Sulphur immobilization and availability in soils assessed using isotope dillution}, author = {Nziguheba, G. and Smolders, E. and Merckx, R. }, journal = {Soil Biology and Biochemistry}, year = {2005}, volume = {37}, number = {4}, pages = {635--644}, issn = {0038-0717}, }