CARD, S. K. The Information Visualizer : An Information Workspace. Proceeding of CHI'91 : Human Factors in Computing Systems, New Orleans, Louisiana. 1991, 181-189
土本. 階層情報の3次元表示に関する評価. 情処研報. 1995, HI59-8
WARE, C. Fish Tank Virtual Reality. Proceeding of INTERCHI'93 : Human Factors in Computing Systems. 1993, 37-42
ROBERTSON, G. G. Cone Trees : Animated 3D Visualizations Of Hierarchical Information. Proceeding of CHI'91 : Human Factors in Computing Systems, New Orleans, Louisiana. 1991, 190-194