"An Introduction to Optical Media Preservation"
Alexander Duryee's overview of the most common data formats and logical structures for optical media types.
"Preserving Write-Once DVDs: Producing Disc Images, Extracting Content, and Addressing Flaws and Errors"
A 2014 report by George Blood Audio Video Film for the Library of Congress, complete with workflow comparisons of data extraction software for optical media.
"Care and Handling of CDs and DVDs: A Guide for Librarians and Archivists"
Extensive guide on physical structure, storage and care recommendations, and preservation considerations for optical media from Fred Byers and the National Institute of Standards and Technology.
"To Image or Copy: The Compact Disc Digital Audio Dilemma"
Alice Prael's blog post on adjusting data recovery workflows for CD-DA compact discs given the significant error rate for disk imaging of these formats.
"Classroom Access to Interactive DVDs"
Ethan Gates's blog post about strategies for migrating legacy format interactive DVDs.