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2. Allman, C.B.: Test access: making tests accessible for students with visual impairments: A guide for test publishers, test developers, and state assessment personnel, 2nd edn. American Printing House for the Blind, Kentucky (2004)
3. DAISY Consortium: DAISY 2.02 Specification (2001), http://www.daisy.org/publications/specifications/daisy_202.html
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