Libris (Suecia) http://libris.kb.se/resource/auth/169713
Biblioteca del Congreso de los EEUU http://id.loc.gov/authorities/names/n82216197
Biblioteca Nacional Alemana http://d-nb.info/gnd/30016615X
VIAF http://viaf.org/viaf/183014070
Biblioteca Nacional Francesa http://data.bnf.fr/13920593
Fuente consultada A Bibliography of the works of Giuseppe Verdi, 1813-1901, Cecil Hopkinson, 1973-1978
Información encontrada 6-7-8-9 (Quattro pezzi sacri: 1, Ave Maria, for four part unaccompanied chorus; 2, Stabat Mater, for four part chorus and orchestra; 3, Laudi alla Vergine Maria, [from the last Canto of Dante's Paradiso] for sopranos and contraltos unaccompanied; 4, Te Deum, for double chorus and orchestra; Paris, Opéra, April 17 th, 1898 [but not the Ave Maria])