Miocene cooling in the southwestern Powder River Basin, Wyoming[electronic resource] : preliminary evidence from apatite fission-track analysis / by Nancy D. Naeser.
Imprint
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by Book and Open-File Report Sales, U.S. Geological Survey, 1992.
"A multidisciplinary approach to research studies of sedimentary rocks and their constituents and the evolution of sedimentary basins, both ancient and modern."
Title on p. [4] of cover: Miocene cooling in the Power River Basin, Wyoming.