Yeh, Shen-ChouShen-ChouYehYou, Chun-FongChun-FongYou2008-10-282018-06-282008-10-282018-06-282002http://ntur.lib.ntu.edu.tw//handle/246246/85544application/pdf533578 bytesapplication/pdfen-USSTEP-based data schema for implementing product data management systemjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/85544/1/5.pdf