1. Thumfart, J. , ‘Zurzeit liegt Osteuropa im Orient’, Zeit Online, 22 September 2010, available from www.zeit.de/kultur/literatur/2010-09/literaturfestival-berlin-osteuropa. Last access 6 February 2016.
2. 290 Taylor, D. J. , ‘Russian foreign policy 1725–1739: the Politics of stability and opportunity’ (unpublished PhD thesis, University of East Anglia, 1983).
3. Poe, M. , Foreign descriptions of Muscovy: an analytic bibliography of primary and secondary sources, available from Iowa Research Online http://ir.uiowa.edu/cgi/viewcontent.cgi?article=1008&context=history_pubs. Last accessed 6 February 2016.