Journal of Environmental Conservation Engineering
Online ISSN : 1882-8590
Print ISSN : 0388-9459
ISSN-L : 0388-9459
Efficiency of sewage treatment by oxidation ditch process
Shigehisa IWAIFumihiko JIKUAkira WADA
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1983 Volume 12 Issue 2 Pages 113-120

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© Society of Environmental Conservation Engineering
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