@techreport{weko_83832_1, author = "Tatsuya,Morimoto and Hideyuki,Takada", title = "The Spiral-Tuck Model: Promoting Creative Thinking with a Sharing and Reflecting System in Creating Activity", year = "2012", institution = "Graduate School of Science and Engineering, Ritsumeikan University, College of Information Science and Engineering, Ritsumeikan University", number = "7", month = "sep" }