Nadine Moeller, Gregory Marouard, N. Ayers. "Discussion of Late Middle Kingdom and Early Second Intermediate Period History and Chronology in Relation to the Khayan Sealings from Tell Edfu". Egypt and the Levant21 (2011): 87-121. online PDF.
archive.org
Thomas Schneider. The Relative Chronology of the Middle Kingdom and the Hyksos Period (Dyns. 12–17). V Erik Hornung, Rolf Krauss, David A. Warburton (uredniki). Ancient Egyptian Chronology (= Handbook of Oriental studies. Section One. The Near and Middle East. Band 83). Brill, Leiden/Boston 2006, ISBN 978-90-04-11385-5, str. 168–196 (Online).