Não informado. (1925). Bulletin of the Kobe Imperial Marine Observatory. Kobe Imperial Marine Observatory.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Bulletin of the Kobe Imperial Marine Observatory. Kobe, Japão: Kobe Imperial Marine Observatory, 1925.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Bulletin of the Kobe Imperial Marine Observatory. Kobe Imperial Marine Observatory, 1925.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.