@article{Borgo2011-BOROTO,author = {Stefano Borgo and Riichiro Mizoguchi and Barry Smith},abstract = {This special issue of Applied Ontology is devoted to the foundation, the comparison and the application of functional theories in all areas, with particular attention to the biological and engineering domains. It includes theoretical and technical contributions related to the description, characterization, and application of functions.},title = {On the Ontology of Functions},number = {2},year = {2011},volume = {6},pages = {99--104},journal = {Applied Ontology}}@