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Korean Journal of Environment and Ecology :: Vol.29 No.1 pp.21-28
DOI:https://doi.org/10.13047/KJEE.2015.29.1.021
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Korean Journal of Environment and Ecology :: Vol.29 No.1 pp.21-28
			DOI:https://doi.org/10.13047/KJEE.2015.29.1.021