Superimposed Schematics: Introducing E-R Structure for In-Situ Information Selections Shawn Bowers, Lois M. L. Delcambre, and David Maier   View Paper (PDF)   Return to Session 2: Principles of Ontology BIBTEX @inproceedings       {DBLP:conf/er/BowersDM02,   author    = {Shawn Bowers and                 Lois M. L. Delcambre and                 David Maier},    booktitle = {ER},    title     = {Superimposed Schematics: Introducing E-R Structure for In-Situ Information Selections.},    pages     = {90-104},    year      = {2002},    url       = {db/conf/er/er2002.html#BowersDM02},    ee        = {http://link.springer.de/link/service/series/0558/bibs/2503/25030090.htm},    crossref  = {conf/er/2002},    bibsource = {DBLP, http://dblp.uni-trier.de}  } ©2004 Association for Computing Machinery