HyperRef: online support for research literature assessment and documentation. - Rudolf K. Keller; Anurag Garg; Tao Tao 011 (SIGDOC, 1993)

Multi-level documentation of organizational architectures and processes. - Rudolf K. Keller; Anurag Garg; Amin Y. Noaman; Tao Tao 011 (SIGDOC, 1994)

Environment Support for Business Reengineering: The Macrotec Approach. - Rudolf K. Keller; Xijin Shen; Richard Lajoie; Marianne Ozkan; Tao Tao 011 (Softw. Concepts Tools, 1995)