Production and characterization of a thermostable extracellular 'beta'-D-fructofuranosidase produced by Aspergillus ochraceus with agroindustrial residues as carbon sources - Guimarães, Luis Henrique Souza; Terenzi, Héctor Francisco; Polizeli, Maria de Lourdes Teixeira de Moraes; Jorge, João Atílio (2007)