http://www.unitel.de/uhilites/1997/021597.htm Hildegard Behrens: A Voice of Passion and Ecstasy Turns 60 A review of her career, written in honor of her birthday. Includes links to ordering information for her Unitel recordings. 1997.02.09 http://www.lottelehmann.org/llf/news/NewsArticles/llf_news12.html Lehmann Memorial Ring Passes to Behrens The ring, the tradition, the latest recipient. From the Lotte Lehmann Foundation. 1999.05.25 http://www.hildegardbehrens.com The Hildegard Behrens Pages German Wagnerian soprano. Biography, slide shows of signature roles, photo gallery, discography with audio clips and performance calendar.