Gerardo Gerulewicz · b. 1966 · Venezuelan
| Composed | 2013 |
| Instrumentation | Not yet confirmed. We publish TBD rather than a guess — a wrong instrumentation is a hiring error that costs real money. |
| Soloists | Four female voices |
| Genre | Opera |
| Tier | Discovery — worth programming, rarely heard |
| Editions & hire | Composer-published (rental — contact composer) |
| Source | Venezuela Sinfónica — Estreno mundial de la ópera Gertrudis de Gerardo Gerulewicz ↗ |