Maia, C. M. B. de F., Fukamachi, C. R. B., Piccolo, A., & Mangrich, A. S. (2012). EPR and DRIFT spectroscopic characterization of humic fractions during composting of sawdust and paper mill sludge. Pesquisa Florestal Brasileira, 32(70), 117. https://doi.org/10.4336/2012.pfb.32.70.01