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consequenceofsound.net
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rollingstone.com
GREENE, Andy. The Oral History of CSNY's Infamous 'Doom Tour' [online]. Rolling Stone, 2014-06-19 [cit. 2015-01-18]. Dostupné online. (anglicky)
web.archive.org
Neil Young pays tribute to bassist Tim Drummond [online]. Uncut, 2015 [cit. 2015-01-18]. Dostupné v archivu pořízeném dne 2015-01-18. (anglicky)
KREPS, Daniel. Tim Drummond, Bassist for Neil Young and Bob Dylan, Dead at 74 [online]. Rolling Stone, 2015-01-12 [cit. 2015-01-18]. Dostupné v archivu pořízeném dne 2015-01-14. (anglicky)