1. Eilbeck K, Lewis SE, Mungall CJ, Yandell M, Stein L, Durbin R, Ashburner M: The Sequence Ontology: a tool for the unification of genome annotations. Genome Biology 2005., 6(5): 10.1186/gb-2005-6-5-r44
2. Guarino N: Formal Ontology and Information Systems. In Formal Ontology in Information Systems: Proceedings of the First International Conference (FOIS'98), Trento, Italy, 6–8 June 1998, of Frontiers in Artificial Intelligence and Applications. Volume 46. Edited by: Guarino N. Amsterdam: IOS Press; 1998:3–15.
3. Hilbert D: Axiomatisches Denken. Mathematische Annalen 1918, 78: 405–415. 10.1007/BF01457115
4. Hoehndorf R: Formal Ontology of Sequences.2009. [
http://bioonto.de/pmwiki.php/Main/FormalOntologyOfSequences
]
5. Herre H, Heller B: Semantic Foundations of Medical Information Systems Based on Top-Level Ontologies. Journal of Knowledge-Based Systems 2006, 19(2):107–115. 10.1016/j.knosys.2005.10.002