"ORIGIN Interview: Mark Ruffalo on Climate Change, the Monopoly on Our Energy Systems, Fighting Fracking, the True Cost of Fossil Fuel Pollution, Showing Compassion, and Being Who You Say You Are". Interview with Leilani Münter, www.marandapleasantmedia.com. April 27, 2016.
"ORIGIN Interview: Mark Ruffalo on Climate Change, the Monopoly on Our Energy Systems, Fighting Fracking, the True Cost of Fossil Fuel Pollution, Showing Compassion, and Being Who You Say You Are". Interview with Leilani Münter, www.marandapleasantmedia.com. April 27, 2016.
William Withering, Torbern Bergman (1822). “The miscellaneous tracts of the late William Withering: to which is prefixed a memoir of his life, character, and writings”, p.15