Water susceptibility and mechanical properties of thermoplastic starch–pectin blends reactively extruded with edible citric acid - Da Róz, Alessandra Luzia; Santos, Pricila Veiga dos; Ferreira, Adriane Medeiros; Antunes, Thais Cristina Ribeiro; Leite, Fabio de Lima; Yamaji, Fabio Minoru; Carvalho, Antonio Jose Felix (Materials Research, 2016)