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 title = {Multiscale {3D} navigation},
 booktitle = {I3D '09: Proceedings of the 2009 symposium on Interactive 3D graphics and games},
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@article{santos09,
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      year         = "2008",
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@inproceedings{bederson94_a,
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@inproceedings{kopper06,
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@INPROCEEDINGS{baciu98,
key = {baciu98},
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@inproceedings{calomeni06,
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@inproceedings{furnas95,
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@inproceedings{furnas98,
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@inproceedings{Glueck09,
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 doi = {10.1145/1507149.1507186},
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 publisher = {ACM},
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@inproceedings{Khan05,
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@inproceedings{Khan08,
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 year = {2008},
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 numpages = {9},
 doi = {10.1145/1342250.1342253},
 acmid = {1342253},
 publisher = {ACM},
 address = {New York, NY, USA},
} 

