- ERJ Composicao Editorial
- destop publishing, page composition, graphical design, cover creation, ilustrations.
- Address:R. Funchal 538, cj 72
- Certronic
- titanate, zirconate,stannate,dieletric composition, potassium titanate, potassium titanate fibers.
- Address:Bahia, Diadema, Sao Paulo, Brazil
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