TY - BOOK ID - 136850378 TI - The vanadiferous zone of the Phosphoria Formation in western Wyoming and southeastern Idaho AU - MacKelvey, V. E. AU - Strobell, J. D. AU - Slaughter, A. L. PY - 1986 PB - Washington (D.C.): US. Government printing office DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:136850378 AB - ER -