Tham khảo Sông_Geum

  1. ↑ Jo, Hwa-ryeong 1987. Hanguk-eui Chungjeok Pyeongya [Alluvial Plains of Korea]. Gyohak Yeongusa, Seoul.
  2. ↑ Jo 1987:35
  3. ↑ Honam Archaeological Society - Hoseo Archaeological Society (eds.) 2006. Geum-gang: Songguk-ri-hyeong Munhwa-ui Hyeongseong-gwa Baljeon (The Formation and Spread of Songguk-ri Culture in the Geum-gang River Area). Papers of the Joint Conference of the Honam and Hoseo Archaeological Societies, Gunsan.
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Tọa độ: 36°00′B 126°40′Đ / 36°B 126,667°Đ / 36.000; 126.667