Rafelski, Marc; Zaritsky, Dennis (2005). «The Star Clusters of the Small Magellanic Cloud: Age Distribution». The Astronomical Journal129 (6): 2701–2713. doi:10.1086/424938. Bibcode: 2005AJ....129.2701R.
Rafelski, Marc; Zaritsky, Dennis (2005). «The Star Clusters of the Small Magellanic Cloud: Age Distribution». The Astronomical Journal129 (6): 2701–2713. doi:10.1086/424938. Bibcode: 2005AJ....129.2701R.