https://www.npr.org/sections/pictureshow/2021/08/27/1027069227/a-life-of-irresistible-creation-marian-anderson-in-songs-and-pictures

https://filharmonia.pl/aktualnosci/ewa-podles-1952-2024-

https://www.contraltocorner.com/dame-clara-butt.html

https://www.discogs.com/pt_BR/artist/833486-Maureen-Forrester

https://presidentcleveland.org/ernestine-schumann-heink/

https://www.facebook.com/marienicolelemieux/

https://monteverdicircle.com/product/sonia-prina-voice-intense-course/

https://santacecilia.it/en/docente/sara-mingardo/

https://open.spotify.com/intl-pt/artist/01nToDFj9swyFm6Pm3H2EL

https://www.youtube.com/watch?v=A_gcUWmtv8g

https://www.eliassonartists.com/artist/anna-larsson