Cyril Jackson (astronomer)
[af] Cyril Jackson (sterrekundige)
[ar] سيريل جاكسون
[arz] سيريل جاكسون
[ca] Cyril V. Jackson
[de] Cyril V. Jackson
[eo] Cyril V. Jackson
[es] Cyril V. Jackson
[eu] Cyril Jackson
[fr] Cyril V. Jackson
[hy] Սիրիլ Ջեքսոն