https://www.rdrclub.ru/rdrc-news/russian-ww-digital-contest/51-rus-ww-digi-rules ...

https://www.oceaniadxcontest.com/rules ...

https://www.iaru-r1.org/about-us/committees-and-working-groups/vhf-uhf-shf-committee-c5/vhf-up-contesting/ https://www.iaru-r1.org/wp-content/uploads/2021/03/Rules-2021.pdf ...

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/ ...