1. BACKES, U. 2018. The radical right in Germany, Austria, and Switzerland. In RYDGREN, J. (ed.) The Oxford Handbook of the Radical Right. New York: Routledge, 2018. ISBN 978-019027455-9, pp. 452-477. https://doi.org/10.1093/oxfordhb/9780190274559.013.23
2. BACKES, U. 2010. Political extremes: A conceptual history from antiquity to the present. London: Routledge, 2010. 312 p. ISBN 978-041550-050-0.
3. BARDY, P. 2019. [online]. [accessed on 01.08.2019]. Available at: https://www.aktuality.sk/clanok/671431/komentar-petra-bardyho-kotlebovci-tazia-z-krizy-politickych-stran-a-ich-lidrov/
4. BRADOVÁ, E. et al. 2008. Negativní kampaně a politická reklama ve volbách. Olomouc: Periplum, 2008. 134 p. ISBN 978-80-86624-44-0.
5. CAIANI, M., PARENTI, L. 2013. European and American Extreme Right Groups and the Internet. London: Routledge, 2013. 256 p. ISBN 978-113826091-7.