Gold coin (English Wikipedia)

McAfee, Melonyce (August 9, 2012). "Why Olympians bite their medals". CNN. Archived from the original on April 16, 2018. Retrieved February 16, 2020.

doi.org

Manas, Arnaud (2015). "The music of gold: can gold counterfeited coins be detected by ear?". European Journal of Physics. 36 (4): 045012. Bibcode:2015EJPh...36d5012M. doi:10.1088/0143-0807/36/4/045012. S2CID 117927529.
Manas, Arnaud (2017). "Why do pirates bite gold coins they are given?". ResearchGate. doi:10.13140/rg.2.2.27019.08487.

galmarley.com

"Monetary Episodes from History".

gold-quote.net

Lafleur, Merlin (2009). "Fake gold bars out of tungsten a counterfeit story". gold-quote.net. Archived from the original on March 16, 2023.

harvard.edu

ui.adsabs.harvard.edu

Manas, Arnaud (2015). "The music of gold: can gold counterfeited coins be detected by ear?". European Journal of Physics. 36 (4): 045012. Bibcode:2015EJPh...36d5012M. doi:10.1088/0143-0807/36/4/045012. S2CID 117927529.

hmrc.gov.uk

customs.hmrc.gov.uk

"Investment Gold Coins". May 17, 2022.

iop.org

stacks.iop.org

Manas, Arnaud (2015). "The music of gold: can gold counterfeited coins be detected by ear?". European Journal of Physics. 36 (4): 045012. Bibcode:2015EJPh...36d5012M. doi:10.1088/0143-0807/36/4/045012. S2CID 117927529.

mint.ca

"The Million Dollar Coin – a true milestone in minting". Royal Canadian Mint. Archived from the original on March 9, 2015. Retrieved January 25, 2015.

nbcnews.com

Weisbaum, Herb (June 13, 2016). "Glitters, but Not Gold: Fake Gold and Silver Coins 'Flooding' Market". NBC News. Retrieved January 24, 2023.

neilsberman.com

Sargent, Mike (April 2009). "Indian Head Quarter Eagles: King of the Counterfeit Gold Coin Series" (PDF). Collectors Universe. Archived (PDF) from the original on March 10, 2023.

nytimes.com

Lewis, Paul (August 15, 1976). "Nixon's Economic Policies Return to Haunt the G. O. P." The New York Times.

panamalaw.org

"Counterfeit gold coins and bars". International Offshore Law & Affiliates. Archived from the original on January 29, 2013.

perthmint.com.au

"The Biggest Gold Coin in the World". Perth Mint, Australia. Archived from the original on February 26, 2015. Retrieved January 25, 2015.

popsci.com

Gray, Theo (March 14, 2008). "How to Make Convincing Fake-Gold Bars". Popular Science. Archived from the original on February 14, 2015. Retrieved June 18, 2008.

semanticscholar.org

api.semanticscholar.org

Manas, Arnaud (2015). "The music of gold: can gold counterfeited coins be detected by ear?". European Journal of Physics. 36 (4): 045012. Bibcode:2015EJPh...36d5012M. doi:10.1088/0143-0807/36/4/045012. S2CID 117927529.

taxfreegold.co.uk

"Gold coins – A Brief History".

theguardian.com

"Giant gold coin with Queen's head stolen from Berlin museum". TheGuardian.com. March 27, 2017.

web.archive.org

"The Million Dollar Coin – a true milestone in minting". Royal Canadian Mint. Archived from the original on March 9, 2015. Retrieved January 25, 2015.
"The Biggest Gold Coin in the World". Perth Mint, Australia. Archived from the original on February 26, 2015. Retrieved January 25, 2015.
Gray, Theo (March 14, 2008). "How to Make Convincing Fake-Gold Bars". Popular Science. Archived from the original on February 14, 2015. Retrieved June 18, 2008.
"Counterfeit gold coins and bars". International Offshore Law & Affiliates. Archived from the original on January 29, 2013.
Sargent, Mike (April 2009). "Indian Head Quarter Eagles: King of the Counterfeit Gold Coin Series" (PDF). Collectors Universe. Archived (PDF) from the original on March 10, 2023.
Lafleur, Merlin (2009). "Fake gold bars out of tungsten a counterfeit story". gold-quote.net. Archived from the original on March 16, 2023.
GoldSilberShop.de (November 19, 2014). "Sehr gut gefälschte Goldmünzen: Echtheitsprüfung für Krügerrand, Maple Leaf und American Eagle". YouTube. Archived from the original on June 22, 2015.
Wolfgang Graf (January 20, 2014). "Test Tungsten / Wolfram Fälschungen von Krügerrand-Goldmünzen prüfen". YouTube. Archived from the original on February 4, 2017.
McAfee, Melonyce (August 9, 2012). "Why Olympians bite their medals". CNN. Archived from the original on April 16, 2018. Retrieved February 16, 2020.
Roberts, John (2007). "The 1907 High Relief Saint-Gaudens Double Eagle". ANACS. Archived from the original on February 4, 2016.

youtube.com

GoldSilberShop.de (November 19, 2014). "Sehr gut gefälschte Goldmünzen: Echtheitsprüfung für Krügerrand, Maple Leaf und American Eagle". YouTube. Archived from the original on June 22, 2015.
Wolfgang Graf (January 20, 2014). "Test Tungsten / Wolfram Fälschungen von Krügerrand-Goldmünzen prüfen". YouTube. Archived from the original on February 4, 2017.