1. Bear J (2007) Hydraulics of groundwater. Dover, Dover, Mineola, NY
2. Billingsley GH, Hampton HM (2000) Geologic map of the Grand Canyon 30′ × 60′ quadrangle, Coconino and Mohave counties, northwestern Arizona. US Geol Surv Sci Invest Map: I-2688, scale 1:100,000. http://ngmdb.usgs.gov/geoDataGov/browse/34288_1.display.gif. Accessed October 2019
3. Billingsley GH, Priest SS, Felger TJ (2008) Geologic map of the Fredonia 30′ × 60′ quadrangle, Mohave and Coconino counties, northern Arizona. US Geol Surv Sci Invest Map 3035, scale 1;100,000,. https://pubs.usgs.gov/sim/3035/. Accessed October 2019
4. Billingsley GJ, Stoffer PW, Priest SS (2012) Geologic map of the Tuba City 30′ × 60′ quadrangle, Coconino County, northern Arizona. https://doi.org/10.3133/sim3227. Accessed October 2019
5. Breiman L (2001) Random forests, vol 45. https://link.springer.com/content/pdf/10.1023/A:1010933404324.pdf. Accessed October 2019