Billeb, Stefan; Rathgeb, Christian; Reininger, Herbert; Kasper, Klaus; Busch, Christoph: 'Biometric template protection for speaker recognition based on universal background models', IET Biometrics, 2015, 4, (2), p. 116-126, DOI: 10.1049/iet-bmt.2014.0031 IET Digital Library, https://digital-library.theiet.org/;jsessionid=6rf2c5b7nhc79.x-iet-live-01content/journals/10.1049/iet-bmt.2014.0031