Title:La educación prohibida: ¿desafío a la forma escolar o propuesta educativa funcional a un capitalismo soft? / The Forbidden Education: challenge to the school form or educational proposal functional for a soft capitalism? / A educaçao proibida: ¿um desafio da forma escolar ou uma proposta educativa funcional a um capitalismo soft?
Title:Study of a pilot plant for the recovery of metals from spent alkaline and zinc-carbon batteries with biological sulphuric acid and polithionates production.