Kim, Kee Joo; Rhee, Meung Ho; Choi, Byung-Ik; Kim, Cheol-Woong; Sung, Chang-Won; Han, Chang-Pyung; Kang, Ki-Weon; Won, Si-Tae
ArticleIssue Date2009CitationINTERNATIONAL JOURNAL OF PRECISION ENGINEERING AND MANUFACTURING, v.10, no.4, pp 71 - 75PublisherKOREAN SOC PRECISION ENG