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Alves, David R.; Sarajedini, Ata (1999). «The Age-dependent Luminosities of the Red Giant Branch Bump, Asymptotic Giant Branch Bump, and Horizontal Branch Red Clump». The Astrophysical Journal. 511. 225páginas. Bibcode:1999ApJ...511..225A. arXiv:astro-ph/9808253. doi:10.1086/306655
Ayres, Thomas R.; Simon, Theodore; Stern, Robert A.; Drake, Stephen A.; Wood, Brian E.; Brown, Alexander (1998). «The Coronae of Moderate-Mass Giants in the Hertzsprung Gap and the Clump». The Astrophysical Journal. 496. 428páginas. Bibcode:1998ApJ...496..428A. doi:10.1086/305347
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Nishiyama, Shogo; Nagata, Tetsuya; Sato, Shuji; Kato, Daisuke; Nagayama, Takahiro; Kusakabe, Nobuhiko; Matsunaga, Noriyuki; Naoi, Takahiro; Sugitani, Koji; Tamura, Motohide (2006). «The Distance to the Galactic Center Derived from Infrared Photometry of Bulge Red Clump Stars». The Astrophysical Journal. 647 (2). 1093páginas. Bibcode:2006ApJ...647.1093N. arXiv:astro-ph/0607408. doi:10.1086/505529
Alves, David R.; Sarajedini, Ata (1999). «The Age-dependent Luminosities of the Red Giant Branch Bump, Asymptotic Giant Branch Bump, and Horizontal Branch Red Clump». The Astrophysical Journal. 511. 225páginas. Bibcode:1999ApJ...511..225A. arXiv:astro-ph/9808253. doi:10.1086/306655
Sarajedini, Ata (1999). «WIYN Open Cluster Study. III. The Observed Variation of the Red Clump Luminosity and Color with Metallicity and Age». The Astronomical Journal. 118 (5). 2321páginas. Bibcode:1999AJ....118.2321S. doi:10.1086/301112
Zhao, G.; Qiu, H. M.; Mao, Shude (2001). «High-Resolution Spectroscopic Observations of Hipparcos Red Clump Giants: Metallicity and Mass Determinations». The Astrophysical Journal. 551: L85. Bibcode:2001ApJ...551L..85Z. doi:10.1086/319832
Nishiyama, Shogo; Nagata, Tetsuya; Sato, Shuji; Kato, Daisuke; Nagayama, Takahiro; Kusakabe, Nobuhiko; Matsunaga, Noriyuki; Naoi, Takahiro; Sugitani, Koji; Tamura, Motohide (2006). «The Distance to the Galactic Center Derived from Infrared Photometry of Bulge Red Clump Stars». The Astrophysical Journal. 647 (2). 1093páginas. Bibcode:2006ApJ...647.1093N. arXiv:astro-ph/0607408. doi:10.1086/505529
Alves, David R.; Sarajedini, Ata (1999). «The Age-dependent Luminosities of the Red Giant Branch Bump, Asymptotic Giant Branch Bump, and Horizontal Branch Red Clump». The Astrophysical Journal. 511. 225páginas. Bibcode:1999ApJ...511..225A. arXiv:astro-ph/9808253. doi:10.1086/306655
Ayres, Thomas R.; Simon, Theodore; Stern, Robert A.; Drake, Stephen A.; Wood, Brian E.; Brown, Alexander (1998). «The Coronae of Moderate-Mass Giants in the Hertzsprung Gap and the Clump». The Astrophysical Journal. 496. 428páginas. Bibcode:1998ApJ...496..428A. doi:10.1086/305347