(Also see "Roof Decks")
1. General: ZIP System Sheathing - Information on this interesting sheathing/weather barrier system is available at the website of the manufacturer, Huber Engineered Woods. For a critique of the ZIP System by one of Huber's competitors, see what DuPont (Tyvek®) has to say.
2. OSB/Plywood: Great article for history and comparison: "Choosing Between Oriented Strandboard and Plywood" by Paul Fisette is available on the website of the Building and Construction Technology Program at UMASS Amherst.
3. Manufacturers: See here for sheathing manufacturers.