Recent obituaries for John:
Guardian https://www.theguardian.com/music/2019/jan/16/john-joubert-obituary
Church Times https://www.churchtimes.co.uk/articles/2019/18-january/gazette/obituaries/obituary-john-joubert
Novello http://news.musicsalesclassical.com/8FzSTZdpOpZL8AHqkj85~fUryrMdLHuwlOTk3oc4T9z/WebView.aspx