B. Freeman
发表
R. Nickerson,
A. Baddeley,
B. Freeman,
1987
.
Raymond S. Nickerson,
R. Nickerson,
B. Freeman,
1974
.
A comparative study of speech in the call center: natural language call routing vs. touch-tone menus
Barbara Freeman,
Josh Bers,
Daniel McCarthy,
2002,
CHI.