United States National Imagery and Mapping Agency (NIMA/NGA, USA); Center for Ancient Middle Eastern Landscapes, Institute for the Study of Ancient Cultures, University of Chicago
United States National Imagery and Mapping Agency (2016). Operational Navigation Chart: ONC H-4 Libyan Plateau (2nd Edition). United States National Imagery and Mapping Agency. https://isac-idb.uchicago.edu/id/b55940e4-31ce-45da-b6f8-6c1ec76377b9 (map)