| Official |
|---|
| 1.7 | Ofertorio (modo VIII): "Improperium" | 2:38 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto gregoriano: Semana Santa, I | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album | | Hispavox | S 60.704 |
| 1.7 | Offertorium: Improperium | 2:39 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI Classics | 5 59880 2 |
| 2.17 | Improperium | 2:38 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI-Odeon | CMB 565217 |
| 2.17 | Improperium | 2:41 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI Classics | 5 65218 2, 5 65219 2 |
| 2.17 | Improperium: Ofertorio (Modo VIII) | 2:41 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Las mejores obras del Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI Classics | CMS 5 65135 2 |
| 1.8 | Improperium: Offertorio (Modo VIII) | 2:36 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | Angel Records | 55138 |
| 2.17 | Improperium: Ofertorio (Modo VIII) | 2:40 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI Classics , EMI Music Canada | CMB 5 65217 2, CMB 7243 5 65217 2 8 |
| 1.8 | Improperium: Offertorio (Modo VIII) | 2:36 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | Columbia House , Angel Records | CDC 555138 |
| 1.8 | Improperium - Offertorio (Modo VIII) | 2:38 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | Angel Records | CDC 555138 |
| 1.8 | Improperium - Offertorio (Modo VIII) | 2:38 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | Mobile Fidelity Sound Lab | UDCD 725 |
| 1.8 | Improperium - Offertorio (Modo VIII) | 2:36 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | BMG Direct Marketing, Inc. , Angel Records | D 102957 |
| 1.8 | Improperium: Offertorio (Modo VIII) | 2:36 | The Benedictine Monks of Santo Domingo de Silos | Chant | The Benedictine Monks of Santo Domingo de Silos | Album | | Angel Records | CDC 7243 5 55138 2 3 |
| 2.17 | Improperium: Ofertorio (Modo VIII) | 2:41 | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Canto Gregoriano | Coro de monjes del Monasterio Benedictino de Santo Domingo de Silos | Album + Compilation | | EMI Classics | 7243 5 65217 2 8, CMS 5 65217 2 |
| 2.14 | Improperium: Ofertorio (Modo VIII) | 2:39 | The Benedictine Monks of Santo Domingo de Silos | Chant: The Anniversary Edition | The Benedictine Monks of Santo Domingo de Silos | Album | | Angel Records | 7243 5 62943 2 5 |