Gehrke, Robert, "Here's Why Adding a Lane to Little Cottonwood Canyon is an Idea Worth Studying," Salt Lake Tribune (June 10,2019).
Blattenberger, Gail, and Richard Fowles. "Road closure to mitigate avalanche danger: a case study for Little Cottonwood Canyon." International Journal of Forecasting 11, no. 1 (1995): 159-174.
etc...