Ecologically friendly xanthan gum-PVA matrix for solid polymeric electrolytes - Caldeira, Izabel; Lüdtke, Andressa; Tavares, Fabiele; Cholant, Camila; Balboni, Raphael; Flores, Wladimir H.; Gallo, Alexandre; Pawlicka, Agnieszka; Avellaneda, César O (Ionics, 2018)