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{{Information |Description={{en|1=K-9 Thunder self-propelled artillery of the ROK Armed Forces}} |Source=http://dcn.or.kr/?_filter=search&mid=d5&search_target=title&search_keyword=%EC%9E%90%EC%A3%BC%ED%8F%AC&document_srl=31320 |Author=권순삼, 국방시