Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Kochis-Jennings, Karen Ann (2008). Intrinsic laryngeal muscle activity and vocal fold adduction patterns in female vocal registers (Thesis). The University of Iowa. doi:10.17077/etd.gvo1u70h.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.
Herbst, Christian T.; Ternström, Sten; Švec, Jan G. (2009-02-05). "Investigation of four distinct glottal configurations in classical singing—A pilot study". The Journal of the Acoustical Society of America. 125 (3): EL104–EL109. Bibcode:2009ASAJ..125L.104H. doi:10.1121/1.3057860. ISSN0001-4966. PMID19275279.