In Search for Conceptual Bridges: A Review of "Functions in Biological and Artificial Worlds" Functions in Biological and Artificial Worlds. Comparative Philosophical Perspectives. U. Krohs and P. Kroes (Eds.). Vienna Series in Theoretical Biology. (2009, MIT Press.) 302 pages. - Cristian Saborido; Matteo Mossio; Kepa Ruiz-Mirazo (Artif. Life, 2010)

New Directions in the Philosophy of Biology: A New Taxonomy of Functions. - Cristian Saborido (New Directions in the Philosophy of Science, 2014)