TY - JOUR AU - J Smith AU - Jun-Feng Song AU - F Rudder AU - Theodore Vorburger C2 - Journal of the Standards Engineering Society DA - 1995-01-01 00:01:00 LA - en M1 - 47 PB - Journal of the Standards Engineering Society PY - 1995 TI - Development of Rockwell Hardness Standards: From Performance Comparisons to Fundamental Metrology ER -