Ken-ichiroh Kawakami Shigetoshi Sameshima Katsumi Kawano Junichi Suzuki Tatsuya Suda Stephan Steglich Seiichi Shin SDO Model and its Standardization Activity. 342-347 2004 conf/saint/2004w SAINT Workshops http://csdl.computer.org/comp/proceedings/saint-w/2004/2050/00/20500342abs.htm db/conf/saint/saint2004w.html#KawakamiSKSSSS04