https://vongreyerz.gold/what-is-paper-gold
What is Paper Gold? - VON GREYERZ
Paper gold is not physical gold. It can be a receipt, letter or share evidencing your alleged ownership/ right to a specific amount of Gold. Often high risk.
what ispaper goldvon
https://www.gold.org/what-we-do/gold247/linklaters-white-paper
White Paper: Pooled Gold Interests and Wholesale Digital Gold - A New Vision for the Gold Market |...
a new visionwhite paper