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Hann, Chris. 2014. The expansion of NATO and the contraction of Eurasia. focaal Blog. http://www.focaalblog.com/2014/09/26/chris-hann-the-expansion-of-nato-and-the-contraction-of-eurasia/#sthash.aOUs71L8.dpuf.

Hann, Chris. 2014. The expansion of NATO and the contraction of Eurasia. REALEURASIA Blog. Halle/Saale: Max Planck Institute for Social Anthropology. http://hdl.handle.net/11858/00-001M-0000-002D-74A0-9.

Silverman, Carol. 2008. Fieldwork in Bulgaria: an interview with Carol Silverman. Interview by Chris Hann. Halle Studies in the Anthropology of Eurasia: HSAE. Münster: LIT. http://hdl.handle.net/11858/00-001M-0000-0011-9532-5.