Pieter van Dokkum, Roberto Abraham, Jean Brodie, Charlie Conroy, Shany Danieli, Allison Merritt, Lamiya Mowla, Aaron Romanowsky, Jielai Zhang: A High Stellar Velocity Dispersion and ~100 Globular Clusters for the Ultra Diffuse Galaxy Dragonfly 44, arxiv:1606.06291
Jin Koda, Masafumi Yagi, Hitomi Yamanoi, Yutaka Komiyama: Approximately A Thousand Ultra Diffuse Galaxies in the Coma cluster. Astrophysical Journal Letters, 2015; arxiv:1506.01712
