Bodén, E. (1951). A research on the galactic clusters NGC 436 and NGC 457. Almqvist & Wiksell.
Citación estilo ChicagoBodén, Erik. A Research on the Galactic Clusters NGC 436 and NGC 457. Uppsala: Almqvist & Wiksell, 1951.
Cita MLABodén, Erik. A Research on the Galactic Clusters NGC 436 and NGC 457. Almqvist & Wiksell, 1951.
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