8ROVAI A. P, PONTON M K, DERRICK M G, DAVIS J M. Student evaluation of teaching in the virtual and traditional classrooms: A comparative analysis[J].Intcrnet and Higher Education, 2006, (9) : 23-35.
9KELLY H F, PONTON MK, ROVAIAP. Acom-parison of student evaluations of teaching between online and face-to-face courses [J]. Internet and Higher Education, 2007, (10) :89-101.
10FELDMAN K A. Consistency and variability among college students in rating their teachers and courses:A review and analysis[J]. Research in Higher Educa- tion, 1977,6(3) :223-274.