XXV. John Woodward y Henry Burnett, A Treatise on Heraldry, British and Foreign, página 376. Datos: Q1424805 Multimedia: Charges in heraldry / Q1424805
Burnett, A Treatise on Heraldry, British and Foreign, página 376. Anexo:Muebles heráldicos Datos: Q3744866 Multimedia: Mobile charges in heraldry / Q3744866