Uwe Borghoff is a full professor of computer science at the University of the Armed Forces (UniBwM), Munich, Germany. Prior to this, he worked at Xerox Research Centre Europe in Grenoble, France, where he led the coordination technologies group.

Peter Rödig (UniBwM) is developing methods for long-term preservation of digital data. Related research interests include document engineering and database technologies.

Jan Scheffczyk (UniBwM) is researching issues such as consistency maintenance in document engineering, long-term preservation of digital data, and software engineering.

Lothar Schmitz is a lecturer at the UniBwM, and his research interests include software engineering and long-term preservation of digital data.

Describes important techniques like migration and emulation
Details the OAIS (Open Archival Information System) Reference Model developed through the Open Archives Initiative
Presents the most relevant projects such as the Dublin Core Metadata Initiative and the Victorian Electronic Records Strategy
Surveys and rates currently available systems and tools such as MIT's DSpace, IBM's DIAS, and DigiTool's OAIS implementation

Table of Contents (new sections and chapters w.r.t. the German version of this book are printed in bold face) Part I: Approaches to Long-Term Preservation (approx. 155 pages) 1 Long-term Preservation of Digital Documents (approx. 23 pages) 1.1 Blessing and Curse of Digital Documents 1.2 Challenges, Terms, Concepts 1.3 Preserving Byte Streams 1.4 Technical Approaches to Long-term Preservation 1.5 Legal and Social Issues 2 The OAIS Reference Model and the DSEP Process Model (approx. 13 pages) 2.1 The OAIS Reference Model 2.1.1 Background Information 2.1.2 Information Model 2.1.3 Process Model 2.2 The DSEP Process Model for Libraries 3 Migration (approx. 23 pages) 3.1 Migration: Notions and Goals 3.2 Migration as a Means for Long-term Preservation 3.2.1 Data Formats as Migration Targets 3.2.2 Migration via Changing Media 3.2.3 Migration via Changing Logical Structure 3.3 Preservation Processes in Migration Approaches 3.4 Migration: Pros and Cons 4 Emulation (approx. 27 pages) 4.1 Emulation: Notions and Goals 4.2 Emulation as a Means for Long-term Preservation 4.2.1 What exactly means Emulation? 4.2.2 Variants of Emulation 4.2.3 Exploiting Virtual Machines 4.3 Preservation Processes in Emulation Approaches 4.4 Emulation: Pros and Cons 5 Document Markup (approx. 25 pages) 5.1 An Example 5.2 Different Forms of Markup 5.2.1 Procedural, Structural, Semantic Markup 5.2.2 Embedded Markup Considered Harmful 5.2.3 Levels of Markup 5.3 Exploiting Markup for Long-term Preservation 5.3.1 Requirements for Long-term Preservation 5.3.2 Bibliographic Requirements 5.4 Persistence is a Virtue 5.4.1 Uniform Resource Identifier, -Name, -Locator 5.4.2 Referencing Documents 5.4.3 Handles and Digital Object Identifiers 5.4.4 Summary 6 Standard Markup Languages (approx. 26 pages) 6.1 Standards for Syntactic Document Markup 6.1.1 Tagged Image File Format (TIFF) 6.1.2 Portable Document Format (PDF) 6.1.3 HyperText Markup Language (HTML) 6.1.4 eXtensible Markup Language (XML) 6.2 Standards for Semantic Document Markup 6.2.1 Resource Description Framework (RDF) 6.2.2 Topic Maps 6.2.3 Ontologies 6.3 Vision: The Semantic Web 7 Discussion (approx. 11 pages) 7.1 Why do You Need to Act NOW? 7.2 What do We Know already, What Remains to be Done? 7.3 Facing Reality 7.4 A Combined Approach Part II: Recent Preservation Initiatives (approx. 157 pages) (Projects are subject to change) 8 Markup: Current Research and Development (approx. 50 pages) 8.1 The Dublin Core Metadata Initiative (DCMI) 8.2 The Metadata Encoding and Transmission Standard (METS) 8.3 The Victorian Electronic Records Strategy (VERS) 8.3 The Text Encoding Initiative (TEI) 8.4 The Research Libraries Group (RLG) 8.5 The Pandora Project 9 Migration: Current Research and Development (approx. 50 pages) 9.1 Migration in the VERS Project 9.2 Preserving the Whole 9.3 Risk Management of Digital Information 9.4 Database Migration 9.4.1 Motivation 9.4.2 Overview of the Architecture 9.4.3 Detaching Digital Objects from Physical Media 9.4.4 Services of Database Management Systems 9.4.5 Experiments 9.4.6 Discussion 10 Emulation: Current Research and Development (approx. 16 pages) 10.1 Emulation Experiments by Rothenber