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1.- Characterization of organic matter in sediment cores of the Todos os Santos Bay, Bahia, Brazil, by elemental analysis and (super 13) C NMR
Elsevier; Oxford; GBR; United Kingdom, 2011
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2.- SOIL MANAGEMENT SYSTEM EFFECTS ON SIZE FRACTIONATED HUMIC SUBSTANCES
ELSEVIER; AMSTERDAM; NLD; NETHERLANDS, 1999
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