Expansion-Contraction and Control Joints
1. General: "CBD-202. Joints in Conventional Bituminous Roofing Systems" is a good place to start. From 1979, archived on the Massachusetts Institute of Technology website.
3. Technical: Construction Details: Some good construction details for roof-to-wall expansion joints are available on the Copper Development Association website.
4. Technical: "Expansion Joints: Where, When and How" by James M. Fisher, S.E., in the April 2005 issue of Modern Steel Construction, is a 4-page article that addresses general technical questions about roof expansion joints.
8. Manufacturers: You can find some expansion joint accessory manufacturers here. Almost all major roofing manufacturers make expansion joint accessories, so a quick search of their websites should produce results.