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JUCS - Journal of Universal Computer Science 4(6): 604-628
doi:
10.3217/jucs-004-06-0604
Published:
28 Jun 1998
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Authors
Samuel A. Rebelsky 
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Grinnell College, Grinnell, Iowa, United States of America
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Dartmouth College, Hanover, NH, United States of America
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Wellesley College, Wellesley, Massachusetts, United States of America
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Coopers & Lybrand, Zurich, Switzerland
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Conflict of interest
The authors have declared that no competing interests exist.
This article is freely available under the J.UCS Open Content License.