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                           using cost-benefit analysis.” Architectural Institute of Korea, Vol. 28, No. 10, pp.
                           121-130 (in Korean).Lee, W. B., Kim, J. H., Kang, S. I., Jeong, H. C., Moon, H. S.
                           and Hyun, C. T. (2012). “Installation criterion for rainwater harvesting facilities
                           of multi-family housings using cost-benefit analysis.” Architectural Institute of
                           Korea, Vol. 28, No. 10, pp. 121-130 (in Korean).
