Gubert, Nikolaj Al'bertovič

Gubert, Nikolay Al'bertovich(1840–1888)

Biographical dictionary of Russian/Soviet composers

Hubert, Nicolai Albertowitsch(1840–1888)

Hugo Riemanns Musik-Lexikon

Hubert, Nikolaj Al’bertovič(1840–1888)

DEUMM Online

HUBERT, Nikolaj Albertovitsj(1840–1888)

Algemene muziek encyclopedie