Kanbach, G. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Caraveo, P. A., De Luca, A., Marelli, M., Bignami, G. F., Ray, P. S., Saz Parkinson, P. M., et al. (2010). X-ray pulsations from the radio-quiet gamma-ray pulsar in CTA 1. The Astrophysical Journal Letters, 725(1), L6-L10. doi:10.1088/2041-8205/725/1/L6.