http://www.brigitteberaha.com/default.html
http://www.georgehart.co.uk/biog/
https://compassionatedictatorship.wordpress.com/biog/
http://www.londonjazznews.com/2016/06/podcast-interview-john-turville.html
http://www.londonjazznews.com/2016/03/preview-john-turville-writes-about.html
http://www.londonjazznews.com/2016/12/review-solstice-album-launch-at-vortex.html