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The New York Times; Sand in the Running Shoes; https://www.nytimes.com/1979/01/07/archives/sand-in-the-running-shoes-a-sound-mind-in-a-sound-body-the-perhaps.html#after-story-ad-3
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Runner’s World; StART Up Program; https://www.runnersworld.com/advanced/a20784387/start-up-program/
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Vogue; Thanks to District Vision, a Rare Running Manual From the 1970s Is Sprinting Into New Life; https://www.vogue.com/article/district-vision-republish-cult-book-beyond-jogging
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Sports Illustrated; Where Its Really At; https://vault.si.com/vault/1979/01/29/where-its-really-at-the-sunbathers-were-unclothed-and-uncaring-but-chadwick-jogged-on-seemingly-laid-back-and-centered-because-if-he-could-finish-a-race-he-could-discover-
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Document Journal; Running Towards Enlightenment; https://www.documentjournal.com/2019/09/running-towards-enlightenment-district-vision-values-curiosity-over-cultism/
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Into the Well, various; https://www.readintothewell.com/read/mike-spino
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District Vision; Michael Murphy interview with Max Vallot; https://drmikespino.com/district-vision-michael-murphy-max-vallot
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Inspiration from a World Champio; Dr. Mike Spino speaks with Sir Peter Snell at USATF/GA, https://drmikespino.com/snell-spino
