Title
Petrology and depositional setting of Mississippian rocks associated with an anoxic event at Samak, western Uinta Mountains, Utah ; Petrology and significance of a Mississippian (Osagean-Meramecian) anoxic event, Lakeside Mountains, northwestern Utah / by K.M. Nichols and N.J. Silberling.
Published
[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by the Books and Open-File Reports Section, 1991.