The following publications are possibly variants of this publication:
- BioPortal: A Web Repository for Biomedical Ontologies and Data ResourcesNatalya Fridman Noy, Nigam Shah, Benjamin Dai, Michael Dorf, Nicholas Griffith, Clement Jonquet, Michael Montegut, Daniel L. Rubin, Cherie Youn, Mark A. Musen. semweb 2008: [doi]
- BioPortal: A Web Portal to Biomedical OntologiesDaniel L. Rubin, Dilvan A. Moreira, Pradip Kanjamala, Mark A. Musen. aaaiss 2008: 74-77 [doi]