Bill Hefley
发表
Bill Curtis,
Bill Hefley,
Sally A. Miller,
2009
.
Bill Hefley,
Wendy Murphy,
B. Hefley,
2008
.
Jayant Rajgopal,
Yuwen Yang,
Bill Hefley,
2015
.
Ian McClelland,
Bill Hefley,
Bronwen Taylor,
1996,
SGCH.
Bill Hefley,
Pawan Khera,
B. Hefley,
2007
.
Suzanne Garcia,
Mark C. Paulk,
Mary Beth Chrissis,
1996
.
Bill Hefley,
Bronwen Taylor,
Ian McClelland,
1996,
CHI 1996.
Sandra A. Slaughter,
Jane Siegel,
Shelley Evenson,
2008
.
Bill Hefley,
B. Hefley,
Shaun M. Seydor,
2011
.