Burwitz, V. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Pietsch, W. High Energy Astrophysics, MPI for Extraterrestrial Physics, Max Planck Society;
Burwitz, V., Pietsch, W., Updike, A., Hartmann, D., Milne, P., & Williams, G. (2007). Possible nova in M 31. The Astronomer's Telegram, 1238. Retrieved from http://www.astronomerstelegram.org/.