Ramet 2006, p. 118: "For the Ustaše, religion and nationality were closely linked; Catholicism and Islam were declared to be the national religions of the Croatian people, while Orthodoxy was initially described as inherently incompatible with the Croatian state project. ... Starčević's idea that the Bosnian Muslims were the "purest" Croats was resurrected, and Muslims were given permission to build mosques in Zagreb and elsewhere in the country."
Nada Kisić Kolanović (2006), «The NDH's Relations with Southeast European Countries, Turkey and Japan, 1941–45», Totalitarian Movements and Political Religions, 7 (4, Special Issue: The Independent State of Croatia [NDH], 1941–45), pp. 473–492, doi:10.1080/14690760600963248
Heđbeli, Živana; Krvavica, Miroslav (14 de maio de 2010). «Hrvatska znanstvena bibliografija – Prikaz rada». Bib.irb.hr. Hrvatski Dojavni Ured Croatia, Zagreb (1941-45). Consultado em 3 de junho de 2011
«Tomislav Group». Nk-maksimir.hr. Consultado em 3 de junho de 2011. Arquivado do original em 9 de março de 2013
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«Osječki spomendan 12. travnja». osijek.hr (em croata). City of Osijek. 12 Abr 2011. Consultado em 18 Abr 2012. Arquivado do original em 13 de junho de 2013
«Osječki spomendan 12. travnja». osijek.hr (em croata). City of Osijek. 12 Abr 2011. Consultado em 18 Abr 2012. Arquivado do original em 13 de junho de 2013