G2TT
当前检索式 ((ALL:Joyanne Cobb))
限定条件 ((来源机构:Mathematica Policy Research (United States)))
共7条,第1-7条
Joyanne Cobb 2 David C. Wittenburg 1 Jeffrey Hemmeter 1
Richard G. Luecking 1 Thomas M. Fraker 1 and Arif Mamun 1
and Cara Stepanczuk 1