Clowe, Douglas; Markevitch, Maxim; Bradac, Marusa; Gonzalez, Anthony H.; Chung, Sun Mi; Massey, Richard; Zaritsky, Dennis (2012-10-01). "On Dark Peaks and Missing Mass: A Weak-lensing Mass Reconstruction of the Merging Cluster System A520". The Astrophysical Journal. 758 (2): 128. arXiv:1209.2143. Bibcode:2012ApJ...758..128C. doi:10.1088/0004-637X/758/2/128. S2CID13607147.
Clowe, Douglas; Markevitch, Maxim; Bradac, Marusa; Gonzalez, Anthony H.; Chung, Sun Mi; Massey, Richard; Zaritsky, Dennis (2012-10-01). "On Dark Peaks and Missing Mass: A Weak-lensing Mass Reconstruction of the Merging Cluster System A520". The Astrophysical Journal. 758 (2): 128. arXiv:1209.2143. Bibcode:2012ApJ...758..128C. doi:10.1088/0004-637X/758/2/128. S2CID13607147.
Clowe, Douglas; Markevitch, Maxim; Bradac, Marusa; Gonzalez, Anthony H.; Chung, Sun Mi; Massey, Richard; Zaritsky, Dennis (2012-10-01). "On Dark Peaks and Missing Mass: A Weak-lensing Mass Reconstruction of the Merging Cluster System A520". The Astrophysical Journal. 758 (2): 128. arXiv:1209.2143. Bibcode:2012ApJ...758..128C. doi:10.1088/0004-637X/758/2/128. S2CID13607147.
Clowe, Douglas; Markevitch, Maxim; Bradac, Marusa; Gonzalez, Anthony H.; Chung, Sun Mi; Massey, Richard; Zaritsky, Dennis (2012-10-01). "On Dark Peaks and Missing Mass: A Weak-lensing Mass Reconstruction of the Merging Cluster System A520". The Astrophysical Journal. 758 (2): 128. arXiv:1209.2143. Bibcode:2012ApJ...758..128C. doi:10.1088/0004-637X/758/2/128. S2CID13607147.