Kliemann, H. J.; Malavolta, E. SULPHUR AVAILABILITY IN BRAZILIAM SOILS: RESPONSE TO SULPHUR FERTILIZING IN PRESENCE AND AUSENCE OF LIMING. Pesq. Agropec. Trop. 2007, 23 (1), 145-164. https://doi.org/10.5216/pat.v23i1.2638.