Journal article (1996) - JN Knudson (author), JD Bowman (author), Y Masuda (author), Y Matsuda (author), GE Mitchell (author), SI Pentilla (author), H Postma (author), NR Roberson (author), SJ Seestrom (author), EI Sharapov (author), HM Shimizu (author), SL Stephenson (author), BE Crawfors (author), YF Yen (author), VE Yuan (author), PPJ Delheij (author), CM Frankle (author), CR Gould (author), DG Haase (author), M Iinums (author), LY Lowie (author), A Masaike (author)