https://forum.primedice.com/topic/30724-annico-papereum-art-installation-project/

https://forums.prohashing.com/viewtopic.php?f=15&t=3282

https://bitco.in/forum/threads/ann-ico-papereum-art-installation-project.9377/

https://forum.stake.com/topic/5718-annico-papereum-art-installation-project/

https://www.cryptopia.co.nz/Forum/Thread/7249

https://www.reddit.com/r/CryptocurrencyICO/comments/7vmfz5/papereum_is_a_project_with_the_goal_to_create_an/

https://www.reddit.com/r/icocrypto/comments/7vj132/papereum_is_a_project_with_the_goal_to_create_an/