TY - BOOK ID - 138604217 TI - Standard reference materials : preparation of NBS white cast iron spectrochemical standards AU - Michaelis, Robert E. AU - Wyman, LeRoy L. AU - United States. PY - 1964 PB - Gaithersburg, MD : U.S. Dept. of Commerce, National Institute of Standards and Technology, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:138604217 AB - ER -