| Grétry, André-Ernest-Modeste Biography showing influence in opera, especially opéra comique as espoused by Gluck, rise and fall in favor, and movement into literature, with summary of musical works. From the Grove Concise Dictionary of Music entry at WQXR radio. | André Ernest Modeste Gretry Brief biography, photographs of tomb in Paris and separate entombment of his heart in front of the Opera House, Liege, Belgium. Includes cemetery information and virtual memorial from Find a Grave. | Franquin Biographie, interview et bibliographie. Quelques informations sur ses principales séries : Gaston Lagaffe, Modeste et Pompon ou Spirou et Fantasio. |
