title: Decomposition Structures for Event-B creator: Butler, Michael subject: Composition and reuse subject: Refinement subject: Event-B date: 2009-02 type: Conference or Workshop Item type: NonPeerReviewed relation: http://eprints.ecs.soton.ac.uk/16965/ identifier: Butler, Michael (2009) Decomposition Structures for Event-B. In: Integrated Formal Methods iFM2009. (In Press) relation: http://deploy-eprints.ecs.soton.ac.uk/51/