WebQuests as perceived by teachers: implications for online teaching and learning. - Robert Z. Zheng; J. Perez; Jacquee Williamson; Jill Anne Flygare (J. Comput. Assist. Learn., 2008)

Effects of multimedia on cognitive load, self-efficacy, and multiple rule-based problem solving. - Robert Z. Zheng; Matthew McAlack; Barbara Wilmes; Patty Kohler-Evans; Jacquee Williamson (Br. J. Educ. Technol., 2009)