www.oceaniadxcontest.com ...

https://www.cqwwrtty.com/rules.htm ...

https://ncjweb.com/Sprint-Rules.pdf ...

https://www.sactest.net/blog/rules/ ...

https://contests.arrl.org/ContestRules/EME-Rules.pdf ...

https://ncjweb.com/Sprint-Rules.pdf ...

https://www.darc.de/der-club/referate/conteste/wae-dx-contest/en/wae-rules/ ...

https://www.comarques.cat/bases.html#castella ...

https://www.iaru-r1.org/wp-content/uploads/RULES ...

https://www.jarl.org/English/4_Library/A-4-3_Contests/2022AA_rule.htm ...