https://www.hikingproject.com/user/201414568/arthur-shelby
https://www.crunchbase.com/organization/arthurshelby
https://www.accountingweb.co.uk/profile/arthurshelby00
http://contek.com.ua/user/arthurshelby/
https://www.vox.com/users/arthurshelby00
https://www.authorstream.