김영식 2018-11-15T07:39:29Z 2018-11-21T01:21:41Z 1980-12 C1980-06 http://repository.krei.re.kr/handle/2018.oak/12962 정부양곡관리 전산화 연구 A study of a computer network to manage the government grains KREI 보고서 9999-12-31 9999-12-31