"Board Of Trustees Elects New Members". Bc.edu. Retrieved 2016-06-25. http://www.bc.edu/bc_org/rvp/pubaf/chronicle/v5/O3/new.html
"Infratab™". Archived from the original on February 28, 2010. Retrieved February 23, 2010. https://web.archive.org/web/20100228081002/http://www.infratab.com/infratab/team.html
Larson, Jennifer (1993). "Quarterdeck Is Changing The Office Environment". General Computing. 4 (8). http://www.smartcomputing.com/editorial/article.asp?article=articles%2F1993%2Faug93%2F93n0803.asp
PC Mag. 25 March 1997. p. 66. Retrieved 2016-06-25. https://books.google.com/books?id=wVDB2C8IJRYC&q=%22partition+It%22+quarterdeck&pg=PA66
Special to the New York Times (1989-04-19). "Patent Is Won By Quarterdeck". The New York Times. Retrieved 2016-06-25. https://www.nytimes.com/1989/04/19/business/patent-is-won-by-quarterdeck.html?pagewanted=1
PETRUNO, TOM (15 September 1995). "Internet Hype Gives New Life to Quarterdeck Stock". Retrieved 25 June 2016 – via LA Times. https://www.latimes.com/archives/la-xpm-1995-09-15-fi-46262-story.html
"Archived copy". Archived from the original on April 22, 2016. Retrieved August 21, 2015.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20160422131141/http://www.sec.gov/Archives/edgar/data/707668/0000950148-96-001905.txt
Reporter, A. Wall Street Journal Staff (8 October 1996). "Quarterdeck Expects Charge For Quarter, Loss for Year". Wall Street Journal. Retrieved 25 June 2016. https://www.wsj.com/articles/SB844737546821329500
PR Newswire, June 30, 1995. "Quarterdeck Acquires Landmark Research International"
PR Newswire, September 06, 1995. "Quarterdeck Signs Agreement to Acquire Inset Systems, Inc.; Inset Shipped This Week a Complete Graphic Utilities Solution for Windows 95".
"Archived copy". Archived from the original on 2017-07-06. Retrieved 2017-09-10.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20170706000052/https://www.sec.gov/Archives/edgar/data/707668/0000950148-96-001071.txt
"EDGAR Filing Documents for 0000950150-96-000748". sec.gov. Retrieved 25 June 2016. https://www.sec.gov/Archives/edgar/data/707668/0000950150-96-000748-index.html
"Archived copy". Archived from the original on 2017-07-01. Retrieved 2017-09-10.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20170701090651/https://www.sec.gov/Archives/edgar/data/707668/0000944209-98-002115.txt
"Archived copy". Archived from the original on April 22, 2016. Retrieved August 21, 2015.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20160422131141/http://www.sec.gov/Archives/edgar/data/707668/0000950148-96-001905.txt
"Archived copy". Archived from the original on 2017-07-06. Retrieved 2017-09-10.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20170706000052/https://www.sec.gov/Archives/edgar/data/707668/0000950148-96-001071.txt
"Archived copy". Archived from the original on April 22, 2016. Retrieved August 21, 2015.{{cite web}}: CS1 maint: archived copy as title (link) https://web.archive.org/web/20160422131307/http://www.sec.gov/Archives/edgar/data/707668/0000950148-96-002200.txt
"Newsroom - Symantec". Symantec. Archived from the original on June 7, 2011. Retrieved 25 June 2016. https://web.archive.org/web/20110607083316/http://www.symantec.com/about/news/release/article.jsp?prid=19981117_04
"Quaterdesk's Mosaic Screen Image". Netline.be. Archived from the original on 2016-03-03. Retrieved 2016-06-24. https://web.archive.org/web/20160303172312/http://www.netline.be/presse/cybertaire/soft/client/pc/qdeck/qmos.htm
"Review: Quarterdeck Web Author". Alamopc.org. Archived from the original on September 19, 2002. Retrieved 2016-06-25. https://web.archive.org/web/20020919223607/http://alamopc.org/PCAlamode/reviews/archive1/rev021.htm