SBML Level 2 Version 4 Release 1

Version 4 Release 1 of Level 2 of SBML was published on 22 September 2008.

The specification can be found at:

• http://old_co.mbine.org/specifications/sbml.level-2.version-4.release-1.pdf
• http://sbml.org/specifications/sbml-level-2/version-4/release-1/sbml-level-2-version-4-rel-1.pdf
• http://dx.doi.org/10.1038/npre.2008.2715.1

Identifier for this specification is: http://identifiers.org/combine.specifications/sbml.level-2.version-4.release-1

To cite this document, please use the following:

Michael Hucka, Stephan Hoops, Sarah M. Keating, Nicholas Le Novère, Sven Sahle, and Darren Wilkinson. (2008). Systems Biology Markup Language (SBML) Level 2: Structures and Facilities for Model Definitions. Nature Preceedings, hdl.handle.net/10101/npre.2008.2715.1