STEPHENS, Meic. John Uzzell Edwards: Artist whose fascination with the Welsh industrial landscape gave way to the "pure painting" approach [online]. The Independent, 2014-04-03 [cit. 2015-06-20]. Dostupné online. (anglicky)
telegraph.co.uk
RANSCOMBE, Siân. The world of Pure Evil, graffiti artist [online]. The Daily Telegraph, 2013-08-09 [cit. 2015-06-20]. Dostupné online. (anglicky)
theguardian.com
BUCKMAN, David. John Uzzell Edwards obituary [online]. The Guardian, 2014-04-03 [cit. 2015-06-20]. Dostupné online. (anglicky)