translate English to French: A Hero's Life (1999); R. Mercer and K. Winters, "Vickers, Jon," in The Encyclopedia of Music in Canada (1992); J. Williams, "A Sense of Awe" The Opera Quarterly, Vol 7, No. 3, 36-70 (Autumn 1990) and Jon Vickers:
A Hero's Life (1999); « Vickers, Jon », dans L'encyclopédie de la musique au Canada (version électronique - www.nlc-bnc.ca); Williams, J., « A Sense of awe: the career of Jon Vickers as seen in reviews », The Opera Quarterly, Vol.