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2. Hanguk Hugi Guseokgi Eui Jejakgibup Kwa Pyunneon Yeongu (A Study on Techniques and Chronology of Upper Paleolithic Age in Korea);Chang,2007
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4. Obsidian research of Paleolithic Age in Korea – recent progress and problems;Chang;J. Korean Palaeolithic Soc.,2013
5. Human activity and lithic technology between Korea and Japan from MIS 3 to MIS 2 in the Late Paleolithic period;Chang;Quat. Int.,2013