Stephen Kelley Mark K. Goldberg Malik Magdon-Ismail Konstantin Mertsalov William A. Wallace Mohammed Javeed Zaki graphOnt: An ontology based library for conversion from semantic graphs to JUNG. 170-172 2009 ISI http://dx.doi.org/10.1109/ISI.2009.5137292 conf/isi/2009 db/conf/isi/isi2009.html#KelleyGMMWZ09