Internet Movie Database: Mae Questel: Filmography (over 370 credits), trivia, and other details.
Jennifer's Betty Boop Tribute: Mae Questel filmography and archived obituary article from The Washington Post.
Mae Questel, Voice of Betty Boop and Olive Oyl, Dies: Obituary that appeared in The Houston Chronicle via the Associated Press.
Mae Questel: A Reminiscence, History and Perspective: By Andrew J. Lederer. [Animation World Magazine] Eloquent tribute to the First Lady of animated character voices. Includes photo.
Reading Room Index: [Michigan State University Libraries] Scroll down for a list of classic recordings featuring Mae Questel.
The BoopBimbo Betty Boop Sound Archives: Sounds, wav and zip files as voiced by Mae Questel and Helen Kane.
TVParty - Winky-Dink and You: Children's TV show featuring Mae Questel as the voice of Winky-Dink. Includes sound clip of Questel singing the theme song.