Andrews, C. W. (1911). Notes on Some Fragments of Fossil Egg Shell of a Large Struthious Bird from Southern Algeria, with Some Remarks on Some Pieces of Egg Shell of an Ostrich from Northern India. In H. Schalow (Ed.), Verhandlungen des 5. Internationalen Ornithologen-Kongresses, Berlin 1910 (p. 173). Berlin: Deutsche Ornithologische Gesellschaft.

has been cited by the following article: