^Andrew Dalby (2002). Empire of Pleasures: Luxury and Indulgence in the Roman World. Routledge. p. 136. ISBN0-415-28073-7.
^Aristoula Georgiadou and David H.J. Larmour (1998). Lucian's Science Fiction Novel 'True Histories': Interpretation and Commentary. BRILL. pp. 73–74. ISBN90-04-10970-6.