1. Alliance for Audited Media. 2018. “Ask AAM: What’s the Difference between Newspaper Digital Replica and Nonreplica Editions?” 2018. https://knowledge.auditedmedia.com/understanding-aam-data-reports/whats-difference-between-newspaper-digital-replica-nonreplica-editions.
2. Alliance for Audited Media. 2019. “U.S. Newspaper Circulation Types and Definitions.” https://auditedmedia.com/sites/default/files/content/downloads/US-Newspaper-Types-Definitions.pdf.
3. American Press Institute. 2006. “Blue Print for Transformation.” Newspaper next: The Transformation Project. https://www.americanpressinstitute.org/wp-content/uploads/2013/09/N2_Blueprint-for-Transformation.pdf.
4. American Press Institute. 2008. “Newspaper Next 2.0: Making the Leap beyond ‘Newspaper Companies.’” Newspaper next: The Transformation Project. https://www.americanpressinstitute.org/wp-content/uploads/2013/09/N2_Making-the-Leap-Beyond-Newspaper.pdf.
5. Anthony, Scott D., and Clark G. Gilbert. 2006. “Can the Newspaper Industry Stare Disruption in the Face? ‘Lessons Learned from Past Failures Can Help to Ensure Future Triumphs.’” Nieman Reports. 2006. http://www.nieman.harvard.edu/reportsitem.aspx?id=100464.