Drake, J. J. et. al.: Is RX J185635-375 a Quark Star?. The Astrophysical Journal, Volume 572, Ausgabe 2, 996–1001 (preprint) نسخة محفوظة 2017-08-28 في Wayback Machine
Slane, P. O. et. al.: New Constraints on Neutron Star Cooling from Chandra Observations of 3C 58. The Astrophysical Journal, Volume 571, Ausgabe 1, L45–L49, 2002 (preprint) نسخة محفوظة 2018-06-28 في Wayback Machine
Drake, J. J. et. al.: Is RX J185635-375 a Quark Star?. The Astrophysical Journal, Volume 572, Ausgabe 2, 996–1001 (preprint) نسخة محفوظة 2017-08-28 في Wayback Machine
Slane, P. O. et. al.: New Constraints on Neutron Star Cooling from Chandra Observations of 3C 58. The Astrophysical Journal, Volume 571, Ausgabe 1, L45–L49, 2002 (preprint) نسخة محفوظة 2018-06-28 في Wayback Machine