Guidebook
Barton, C.C., and Hsieh, P.A., 1989, Physical
  and hydrologic-flow properties of fractures, in International Geological Congress, 28th, Field Trip Guidebook T385: Washington, D.C., American Geophysical Union, 36 p.
Blackstone, D.L., Jr., 1990, Rocky Mountain
  foreland exemplified by the Owl Creek Mountains, Bridger Range and Casper Arch, central Wyoming, in Specht, R., ed., Wyoming sedimentation and tectonics: Casper, Wyoming Geological Association, 41st Annual Field Conference, Guidebook, p. 151–166.