Não informado. (2022). International Astronomical Union Quarterly Bulletin on Solar Activity. National Astronomical Observatory of Japan.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. International Astronomical Union Quarterly Bulletin on Solar Activity. Mitaka, Japão: National Astronomical Observatory of Japan, 2022.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. International Astronomical Union Quarterly Bulletin on Solar Activity. National Astronomical Observatory of Japan, 2022.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.