Manojit Sarkar Scott S. Snibbe Oren J. Tversky Steven P. Reiss Stretching the Rubber Sheet: A Metaphor for Viewing Large Layouts on Small Screens. 81-91 1993 ACM Symposium on User Interface Software and Technology http://doi.acm.org/10.1145/168642.168650 db/conf/uist/uist1993.html#SarkarSTR93