https://www.youtube.com/watch?v=SsvqSDg4als
https://www.youtube.com/watch?v=fbwaNWCu-YM
https://www.youtube.com/watch?v=Z3MJBRMsOS4
https://www.facebook.com/Shirley-Verrett-a-fan-contribution-112495038817061/
https://www.facebook.com/Shirley-Verrett-347411298616222/
https://en.wikipedia.org/wiki/Shirley_Verrett
http://www.nytimes.com/2010/11/06/arts/music/06verrett.html
https://www.theguardian.com/music/2010/nov/08/shirley-verrett-obituary
https://www.npr.org/sections/deceptivecadence/2010/11/08/131159668/shirley-verrett-opera-singer-of-dramatic-intensity-is-dead-at-79
http://www.imdb.com/name/nm0894854/
