Jerry J. Hooker: New postcranial bones of the extinct mammalian family Nyctitheriidae (Paleogene, UK): Primitive euarchontans with scansorial locomotion. Palaeontologia Electronica 17 (3), 2014, S. 47A (1–82) ([2])
senckenberg.de
Forschungsinstitut Senckenberg: Die Grabungssaison in Messel. Pressematerial 2013 ([1])