Hierarchy classification:

1. top of the aat hierarchies
2. Associated Concepts Facet
3. Associated Concepts (hierarchy name)
4. [technology and related concepts]
5. technology (general associated concept)
6. information technology
7. digital file formats

Anotations

Scope note:

A family of standards that defines a distribution and interchange format for digital publications and documents.The EPUB format provides a means of representing, packaging, and encoding structured and semantically enhanced Web content — including HTML, CSS, SVG and other resources for distribution in a single‐file container.