Minho Lee Hwa-Mook Yoon Won-Kyung Sung Jae-Cheol Ryou A Categorization and Solution of Metadata Conversion Problem on Research Paper. 230-232 2011 FGIT-UNESST http://dx.doi.org/10.1007/978-3-642-27210-3_28 conf/fgit/2011unesst db/conf/fgit/unesst2011.html#LeeYSR11