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@article{DBLP:journals/jasis/Pichappan96,
author = {Pit Pichappan},
title = {Levels of Citation Relations between Papers},
journal = {JASIS},
volume = {47},
number = {8},
year = {1996},
pages = {650-652},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
Copyright © 2007-12-18 by Michael Ley (ley@uni-trier.de)