Reference | {Deposit:: KIVI, W. J., 1940, THE STRATIGRAPHY OF THE PHOSPHORIA FORMATION OF WESTERN WYOMING WITH NOTES ON THE OCCURRENCE OF PHOSPHATE. UNIVERSITY OF WYOMING UNPUBLISHED M.A. THESIS}{Deposit:: Sheldon, 1963, USGS PP 313-B, pl. 6; table 1, #108, p. 55; p. 245-250.} |