https://www.ukeicc.com/80m-rules.php ...

https://www.uba.be/en/hf/contest-rules/contest ...

https://www.rsgbcc.org/hf/rules/2023/ukeidxssb.shtml ...

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

https://www.lynxdxg.com/concursocw/ficheros/bases_vertical_2023.pdf ...

https://bartg.org.uk/wp/wp-content/uploads/2022/12/bartg-psk63-rules-2023-v2.pdf https://bartg.org.uk/wp/bartg-sprint-PSK63-contest/ ...

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

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

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