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Yang, Won-Seok; Park, Jun-Kyung; Park, Se-Won; Seo, Yong-Chil (2015-04-01). "Past, present and future of waste management in Korea". Journal of Material Cycles and Waste Management. 17 (2): 207–217. doi:10.1007/s10163-014-0301-7. ISSN1611-8227. S2CID254131319.
Kim, Ki-Hyun; Heo, Woo-Myung; Kim, Bomchul (1998-02-01). "Spatial and Temporal Variabilities in Nitrogen and Phosphorous (sic) in the Nakdong River System, Korea". Water, Air, and Soil Pollution. 102 (1): 37–60. doi:10.1023/A:1004973616860. ISSN1573-2932. S2CID94086602.
Yang, Won-Seok; Park, Jun-Kyung; Park, Se-Won; Seo, Yong-Chil (2015-04-01). "Past, present and future of waste management in Korea". Journal of Material Cycles and Waste Management. 17 (2): 207–217. doi:10.1007/s10163-014-0301-7. ISSN1611-8227. S2CID254131319.
Kim, Ki-Hyun; Heo, Woo-Myung; Kim, Bomchul (1998-02-01). "Spatial and Temporal Variabilities in Nitrogen and Phosphorous (sic) in the Nakdong River System, Korea". Water, Air, and Soil Pollution. 102 (1): 37–60. doi:10.1023/A:1004973616860. ISSN1573-2932. S2CID94086602.