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2. M. von Sperling, Principios basicos do tratamento de esgotos, vol. 2, Universidade Federal de Minas Gerais, 1996. ISBN 85-85266-05-8.
3. Norma Chilena Oficial de Emisión de Contaminantes, NCh 2313/Of 98.
4. Biodegradation of phenolic wastes