Note: OCR errors may be found in this Reference List extracted from the full text article. ACM has opted to expose the complete List rather than only correct and linked references.

	1	Stephen M. Casner, Task-analytic approach to the automated design of graphic presentations, ACM Transactions on Graphics (TOG), v.10 n.2, p.111-151, April 1991  [doi>10.1145/108360.108361]
	2	Glaser, B. and Strauss, A. (1967). The Discovery of Grounded Theory. New York: Aldine Publishing.
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	4	Hutchins, E., Hollan, J. and Norman, D. (1986). Direct manipulation interfaces. In D. Norman and S. Draper, eds., User Centered System Design. HiUsdale, NJ: Erlbaum Publishers.
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	6	Clayton Lewis , Gary Olson, Can principles of cognition lower the barriers to programming?, Empirical studies of programmers: second workshop, Ablex Publishing Corp., Norwood, NJ, 1987
	7	Bonnie A. Nardi, A small matter of programming: perspectives on end user computing, MIT Press, Cambridge, MA, 1993
	8	Dan R. Olsen, Jr. , Thomas G. McNeill , David C. Mitchell, Workspaces: an architecture for editing collections of objects, Proceedings of the SIGCHI conference on Human factors in computing systems, p.267-272, May 03-07, 1992, Monterey, California, United States  [doi>10.1145/142750.142808]
	9	Daniel M. Russell , Mark J. Stefik , Peter Pirolli , Stuart K. Card, The cost structure of sensemaking, Proceedings of the SIGCHI conference on Human factors in computing systems, p.269-276, April 24-29, 1993, Amsterdam, The Netherlands  [doi>10.1145/169059.169209]
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