A Semantic-aware RDF Query Algebra. - Li Chen 027; Amarnath Gupta; M. Erdem Kurul (COMAD (b), 2005)

Efficient Algorithms for Pattern Matching on Directed Acyclic Graphs. - Li Chen 027; Amarnath Gupta; M. Erdem Kurul (ICDE, 2005)

Stack-based Algorithms for Pattern Matching on DAGs. - Li Chen 027; Amarnath Gupta; M. Erdem Kurul (VLDB, 2005)

OntoQuest: Exploring Ontological Data Made Easy. - Li Chen 027; Maryann E. Martone; Amarnath Gupta; Lisa Fong; Mona Wong-Barnum (VLDB, 2006)

Toward an Ontological Database for Subcellular Neuroanatomy. - Amarnath Gupta; Stephen D. Larson; Christopher Condit; Sandeep Gupta; Lisa Fong; Li Chen 027; Maryann E. Martone (ER Workshops, 2007)

An Ontology-Driven Knowledge Environment For Subcellular Neuroanatomy. - Lisa Fong; Stephen D. Larson; Amarnath Gupta; Christopher Condit; William J. Bug; Li Chen 027; Ruth West; Stephan Lamont; Masako Terada; Maryann E. Martone (OWLED, 2007)