%0 Journal Article %T Preparation and characterization of zinc and cobalt (II, III) oxides mixture and direct red 23 diazo dye heterogeneous photocatalysis %A Giovanni B£¿3ro Paschoal %A Keiko Takashima %A Marcelo Rodrigues Da Silva %J - %D 2015 %U https://www.ias.ac.in/describe/article/boms/038/04/1087-1092