Wikipedia:WikiProject Opera/OotM/December2012
— The Composer of the Month focuses on improving opera composers' biographies and articles relating to their works. —
The composer of the month for December is Krzysztof Penderecki...
The following articles on his operas are stubs needing expansion:
We also lack articles on Jerzy Jarocki, Penderecki's co-librettist for Ubu Rex, and Walter Raffeiner, who created the role of Silvanus Schuller in Die schwarze Maske.