Duncan MacPherson sources

Leake, John. Cold a Long Time: An Alpine Mystery. CreateSpace Independent Publishing Platform: 2012.
“A Cold Case.” the fifth estate, season 37, episode 1, CBC News, 25 Nov. 2011.
“A Cold Case.” the fifth estate, CBC News, 2006.
​​https://www.hockeydraftcentral.com/1984/84020.html
https://skimap.org/skiareas/view/640#maps-year-1980s
https://www.coldalongtime.com/pages/about-duncan-macpherson
https://www.coldalongtime.com/pages/disappearance-and-discovery
https://logik-idee.com/wp-content/uploads/2021/02/l-br-2017-08-16-Duncan-McPherson-Rekonstruktion-2-1.pdf
https://www.coldalongtime.com/blogs/other-clues/5787132-another-clue-the-cable
https://www.snowgroomers.net/types-of-snow-groomers/
https://www.vailmag.com/best-of-vail/2022/11/anatomy-of-a-snowcat
https://reflectionswithwordsandphotos.wordpress.com/2020/02/17/skiing-at-stubai/
https://www.theglobeandmail.com/sports/discovery-solves-an-old-mystery/article4141175/
https://www.stubaier-gletscher.com/unternehmen/firmenchronik/1980-1989/
https://web.archive.org/web/20221129122654/https://www.stubaier-gletscher.com/en/ski-area/company/company-history/1968-1979/
https://www.coldalongtime.com/pages/the-coverup
https://web.archive.org/web/20230528063854/https://www.stubaier-gletscher.com/en/ski-area/company/company-history/1980-1989/
https://www.stubaier-gletscher.com/en/stubai-live/news/detail/50-years-stubai-glacier/
https://www.coldalongtime.com/pages/discovery-location-fundstelle
https://www.coldalongtime.com/pages/correspondence-with-dr-rabl
https://www.coldalongtime.com/pages/about-duncan-macpherson-1