Oyama, Koh-ichiro
Abe, Takumi
Schlegel, Kristian
Nagy, Andrew
Kim, Jhoon
Marubashi, Katsuhide
Article History
Received: 7 August 1997
Revised: 28 August 1999
Accepted: 6 October 1999
First Online: 20 June 2014
Free to read: This content has been made available to all.