found: Strauss, R. Elektra [SR] p1981: container (Ljuba Welitsch; sings role of Chrysothemis)
found: Baker, 8th ed. (Welitsch (real name, Veličkova), Ljuba; b. 7-10-1913, Borissovo; Bulgarian-born Austrian soprano)
found: Notes, June 1997: p. 1117 (Welitsch, Ljuba; d. Sept. 2, 1996, Vienna; Bulgarian-born soprano)
found: Welitsch, L. Ljuba Welitch, soprano [SR] 195-?: label (Ljuba Welitch)
found: Welitsch, L. Ljuba Welitsch [SR] p1997: label (Ljuba Welitsch) program notes (b. 1913, Ljuba Welitschkova; shortened name to Welitsch)