Erwin, Peter Optical and Interpretative Astronomy, MPI for Extraterrestrial Physics, Max Planck Society;
Den Brok, M., Peletier, R. F., Seth, A., Balcells, M., Dominguez, L., Graham, A. W., et al. (2014). The HST/ACS Coma Cluster Survey – X. Nuclear star clusters in low-mass early-type galaxies: scaling relations. Monthly Notices of the Royal Astronomical Society, 445(3), 2385-2403. doi:10.1093/mnras/stu1906.